Standard Lemma guide

X-ray

adj · noun · verb · 13 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • UK: /ˈɛks ɹeɪ/
  • US: /ˈɛks ˌɹeɪ/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: EH1 K S R EY2 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Of or relating to X-rays.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Examples

  • I had to put my bags through an X-ray scanner at the airport.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A ray of short-wavelength electromagnetic radiation usually produced by bombarding a metal target in a vacuum. Used to create images of the internal structure of objects; this is possible because X-rays pass through most objects and can expose photographic film.

Definition source: English Wiktionary via Wiktextract

Examples

  • X-rays are light with a wavelength between 0.1 and 10 nm.

Meaning relationships

Synonyms: Röntgen radiation, Roentgen-ray

Antonyms: none provided

3

noun

Meaning 3

A radiograph: an image made with X-rays.

Definition source: English Wiktionary via Wiktextract

Examples

  • The doctor ordered some X-rays of my injured wrist.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

An X-ray machine, a machine for performing radiography.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

A tactical motif where a piece exerts influence or control over a square, piece, or line indirectly through another intervening piece.

Definition source: English Wiktionary via Wiktextract

Topics: board-games, chess, games

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

Alternative letter-case form of X-ray.

Definition source: English Wiktionary via Wiktextract

Usage: alt-of

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

verb

Meaning 7

To take a radiograph of; to obtain an image of using X-ray radiation, especially for the purpose of medical diagnostic evaluation.

Definition source: English Wiktionary via Wiktextract

Usage: informal, transitive

Examples

  • Of course there was nothing wrong with my left wrist. They X-rayed the wrong arm!
  • 1925, Sidney Coe Howard, They Knew What They Wanted (Doubleday, Page and Company), Act II, page 116. Both legs broken in the morning. Tibia, fibula, femur, and ischium. X-rayed and set inside of an hour after the accident.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

verb

Meaning 8

Of a piece, to exert indirect influence, by either attacking, defending, or controlling an opponent's or friendly piece through an intervening piece along a rank, file, or diagonal.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Topics: board-games, chess, games

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

verb

Meaning 9

Alternative letter-case form of X-ray.

Definition source: English Wiktionary via Wiktextract

Usage: alt-of

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

noun

Meaning 10

a radiogram made by exposing photographic film to X rays; used in medical diagnosis

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: roentgenogram, X ray, X-ray picture, X-ray photograph

Antonyms: none provided

Broader terms: radiogram, radiograph, shadowgraph, skiagraph, skiagram

Narrower terms: angiocardiogram, angiogram, arteriogram, arthrogram, encephalogram, pneumoencephalogram, hysterosalpingogram, mammogram, myelogram, pyelogram, venogram, phlebogram

11

noun

Meaning 11

electromagnetic radiation of short wavelength produced when high-speed electrons strike a solid target

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: X ray, X-radiation, roentgen ray

Antonyms: none provided

Broader terms: ionizing radiation, electromagnetic radiation, electromagnetic wave, nonparticulate radiation

12

verb

Meaning 12

take an x-ray of something or somebody

Definition source: Princeton WordNet 3.0

Examples

  • The doctor x-rayed my chest

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: photograph, snap, shoot

13

verb

Meaning 13

examine by taking x-rays

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: examine, see

History

Etymology

From X + ray, a calque of German X-Strahl, coined by Wilhelm Röntgen upon his discovery of the rays in 1895, where X signifies their unknown nature. The chess sense is metaphorical, referring to control passing through a seemingly solid barrier.

Across languages

Translations

238 source translations are retained for this English entry.

  • Hungarian: röntgen — of or having to do with X-rays
  • Icelandic: röntgen- — of or having to do with X-rays
  • Irish: X-ghathach — of or having to do with X-rays
  • Italian: radiografico — of or having to do with X-rays
  • Polish: rentgenowski — of or having to do with X-rays
  • Russian: рентге́новский (rentgénovskij) — of or having to do with X-rays
  • Albanian: rreze X — short wavelength electromagnetic radiation
  • Arabic: أَشِعَّة إِكْس (ʔašiʕʕat ʔeks) — short wavelength electromagnetic radiation
  • Arabic: أَشِعَّة سِينِيَّة (ʔašiʕʕa siniyya) — short wavelength electromagnetic radiation
  • Armenian: ռենտգենյան ճառագայթ (ṙentgenyan čaṙagaytʻ) — short wavelength electromagnetic radiation
  • Azerbaijani: rentgen şüaları — short wavelength electromagnetic radiation
  • Belarusian: рэнтге́н (renthjén) — short wavelength electromagnetic radiation
  • Belarusian: рэнтге́наўскі праме́нь (renthjénawski pramjénʹ) — short wavelength electromagnetic radiation
  • Bulgarian: ре́нтген (réntgen) — short wavelength electromagnetic radiation
  • Bulgarian: ре́нтгенов лъч (réntgenov lǎč) — short wavelength electromagnetic radiation
  • Burmese: အိတ်ဇ်ရေး (itjre:) — short wavelength electromagnetic radiation
  • Burmese: ဓာတ်မှန် (dhathman) — short wavelength electromagnetic radiation
  • Catalan: raig X — short wavelength electromagnetic radiation
  • Chinese Cantonese: X光 (iks1 gwong1, ik1 si4 gwong1) — short wavelength electromagnetic radiation
  • Chinese: рентген (riəntgiən) — short wavelength electromagnetic radiation
  • Chinese: гуонщян (guonxian) — short wavelength electromagnetic radiation
  • Chinese: X光線 /X光线 (X kng-soàn) — short wavelength electromagnetic radiation
  • Chinese Mandarin: 艾克斯射線 /艾克斯射线 (àikèsī shèxiàn) — short wavelength electromagnetic radiation
  • Chinese Mandarin: 愛克斯射線 /爱克斯射线 (àikèsī shèxiàn) — short wavelength electromagnetic radiation
  • Chinese Mandarin: X射線 /X射线 (X shèxiàn) — short wavelength electromagnetic radiation
  • Chinese Mandarin: X光 (X guāng) — short wavelength electromagnetic radiation
  • Chinese Mandarin: 愛克斯光 /爱克斯光 (àikèsī guāng) — short wavelength electromagnetic radiation
  • Cornish: dewyn X — short wavelength electromagnetic radiation
  • Cornish: golowyn X — short wavelength electromagnetic radiation
  • Czech: rentgen — short wavelength electromagnetic radiation
  • Czech: rentgenové záření — short wavelength electromagnetic radiation
  • Czech: rentgenový paprsek — short wavelength electromagnetic radiation
  • Danish: røntgenstråle — short wavelength electromagnetic radiation
  • Dutch: röntgenstraal — short wavelength electromagnetic radiation
  • Esperanto: ikso-radioj — short wavelength electromagnetic radiation
  • Esperanto: rentgena radiado — short wavelength electromagnetic radiation
  • Esperanto: x-radiado — short wavelength electromagnetic radiation
  • Estonian: röntgenikiir — short wavelength electromagnetic radiation
  • Estonian: röntgen — short wavelength electromagnetic radiation
  • Finnish: röntgensäteily — short wavelength electromagnetic radiation
  • French: rayon X — short wavelength electromagnetic radiation
  • French: rayon Röntgen — short wavelength electromagnetic radiation
  • Galician: raios X — short wavelength electromagnetic radiation
  • Georgian: რენტგენის სხივი (renṭgenis sxivi) — short wavelength electromagnetic radiation
  • German: Röntgenstrahl — short wavelength electromagnetic radiation
  • Greek: ακτίνα Χ (aktína Ch) — short wavelength electromagnetic radiation
  • Greek: ακτινοβολία Χ (aktinovolía Ch) — short wavelength electromagnetic radiation
  • Gujarati: ક્ષ-કિરણ (kṣa-kiraṇ) — short wavelength electromagnetic radiation
  • Hebrew: קַרנֵי רֶנְטְגֶן (karné réntgen) — short wavelength electromagnetic radiation
  • Hindi: एक्स-रे (eks-re) — short wavelength electromagnetic radiation
  • Hindi: क्ष-किरण (kṣ-kiraṇ) — short wavelength electromagnetic radiation
  • Hungarian: röntgensugárzás — short wavelength electromagnetic radiation
  • Hungarian: röntgensugár — short wavelength electromagnetic radiation
  • Indonesian: ronsen — short wavelength electromagnetic radiation
  • Indonesian: rontgen — short wavelength electromagnetic radiation
  • Indonesian: sinar-X — short wavelength electromagnetic radiation
  • Indonesian: radiasi-X — short wavelength electromagnetic radiation
  • Interlingua: rayos röntgen — short wavelength electromagnetic radiation
  • Irish: X-gha — short wavelength electromagnetic radiation
  • Italian: raggi X — short wavelength electromagnetic radiation
  • Japanese: X線 (ekkusu sen) — short wavelength electromagnetic radiation
  • Japanese: エックス線 (ekkusu sen) — short wavelength electromagnetic radiation
  • Japanese: レントゲン (rentogen) — short wavelength electromagnetic radiation
  • Kazakh: рентген (rentgen) — short wavelength electromagnetic radiation
  • Kazakh: рентген сәулесі (rentgen säulesı) — short wavelength electromagnetic radiation
  • Khmer: កាំរស្មី X (kamrĕəʼsməyX) — short wavelength electromagnetic radiation
  • Khmer: កាំរស្មីអ៊ិច (kamrĕəʼsməy ʼɨc) — short wavelength electromagnetic radiation
  • Korean: X선 (ekseuseon) — short wavelength electromagnetic radiation
  • Korean: 엑스선 (ekseuseon) — short wavelength electromagnetic radiation
  • Korean: X레이 (ekseurei) — short wavelength electromagnetic radiation
  • Korean: 엑스레이 (ekseurei) — short wavelength electromagnetic radiation
  • Korean: 뢴트겐 (roenteugen) — short wavelength electromagnetic radiation
  • Kyrgyz: рентген (rentgen) — short wavelength electromagnetic radiation
  • Kyrgyz: рентген нуру (rentgen nuru) — short wavelength electromagnetic radiation
  • Kyrgyz: рентген нурлары (rentgen nurları) — short wavelength electromagnetic radiation
  • Latvian: rentgens — short wavelength electromagnetic radiation
  • Latvian: rentgena stari — short wavelength electromagnetic radiation
  • Lithuanian: rentgenas — short wavelength electromagnetic radiation
  • Macedonian: рендгенски зрак (rendgenski zrak) — short wavelength electromagnetic radiation
  • Macedonian: рендген (rendgen) — short wavelength electromagnetic radiation
  • Malay: sinar-X — short wavelength electromagnetic radiation
  • Malay: X-ray — short wavelength electromagnetic radiation
  • Central Melanau: X-ray — short wavelength electromagnetic radiation
  • Norwegian Bokmål: røntgenstråle — short wavelength electromagnetic radiation
  • Norwegian Nynorsk: røntgenstråle — short wavelength electromagnetic radiation
  • Occitan: rai X — short wavelength electromagnetic radiation
  • Iranian Persian: پَرْتُوْیِ ایکْس (partavi-ye iks) — short wavelength electromagnetic radiation
  • Iranian Persian: شُعَاعِ ایکْس (šo'â'-e iks) — short wavelength electromagnetic radiation
  • Polish: promieniowanie rentgenowskie — short wavelength electromagnetic radiation
  • Portuguese: raios X — short wavelength electromagnetic radiation
  • Romanian: raze X — short wavelength electromagnetic radiation
  • Romanian: raze Roentgen — short wavelength electromagnetic radiation
  • Russian: рентге́новский луч (rentgénovskij luč) — short wavelength electromagnetic radiation
  • Russian: рентге́н (rentgén) — short wavelength electromagnetic radiation
  • Serbo-Croatian: rentgensko zračenje — short wavelength electromagnetic radiation
  • Serbo-Croatian: rentgen — short wavelength electromagnetic radiation
  • Serbo-Croatian: rendgensko zračenje — short wavelength electromagnetic radiation
  • Serbo-Croatian: rendgen — short wavelength electromagnetic radiation
  • Slovak: röntgen — short wavelength electromagnetic radiation
  • Slovak: röntgenové žiarenie — short wavelength electromagnetic radiation
  • Slovak: röntgenový lúč — short wavelength electromagnetic radiation
  • Slovene: rentgenski žarek — short wavelength electromagnetic radiation
  • Slovene: rentgen — short wavelength electromagnetic radiation
  • Spanish: rayos X — short wavelength electromagnetic radiation
  • Swahili: eksirei — short wavelength electromagnetic radiation
  • Swahili: uyoka — short wavelength electromagnetic radiation
  • Swedish: röntgenstråle — short wavelength electromagnetic radiation
  • Tagalog: rayos-ekis — short wavelength electromagnetic radiation
  • Tagalog: X-ray — short wavelength electromagnetic radiation
  • Tajik: рентген (rentgen) — short wavelength electromagnetic radiation
  • Tajik: шуоъи рентгенӣ (šuo'-i rentgeni) — short wavelength electromagnetic radiation
  • Thai: เอ็กซ์เรย์ (èk-ree) — short wavelength electromagnetic radiation
  • Thai: รังสีเอกซ์ (rang-sǐi-èk) — short wavelength electromagnetic radiation
  • Turkish: X ışını — short wavelength electromagnetic radiation
  • Turkmen: rentgen — short wavelength electromagnetic radiation
  • Turkmen: rentgen şöhlesi — short wavelength electromagnetic radiation
  • Ukrainian: рентге́н (renthén) — short wavelength electromagnetic radiation
  • Ukrainian: рентге́нівський про́мінь (renthénivsʹkyj próminʹ) — short wavelength electromagnetic radiation
  • Urdu: ایکْس شُعَاع (eks śu'ā') — short wavelength electromagnetic radiation
  • Urdu: ایکْس رے (eks re) — short wavelength electromagnetic radiation
  • Uyghur: X نۇرى (X nuri) — short wavelength electromagnetic radiation
  • Uzbek: rentgen nurlari — short wavelength electromagnetic radiation
  • Uzbek: rentgen — short wavelength electromagnetic radiation
  • Vietnamese: tia X — short wavelength electromagnetic radiation
  • Volapük: räyastrals — short wavelength electromagnetic radiation
  • Welsh: pelydr X — short wavelength electromagnetic radiation
  • Arabic: صُورَة أَشِعَّة — photograph made with X-rays
  • Armenian: ռենտգեն (ṙentgen) — photograph made with X-rays
  • Belarusian: рэнтге́н (renthjén) — photograph made with X-rays
  • Bulgarian: ре́нтген (réntgen) — photograph made with X-rays
  • Catalan: radiografia — photograph made with X-rays
  • Chinese Mandarin: X光片 (X-guāngpiàn) — photograph made with X-rays
  • Chinese Mandarin: X光照片 (X-guāng zhàopiàn) — photograph made with X-rays
  • Chinese Mandarin: X線照片 /X线照片 (X-xiàn zhàopiàn) — photograph made with X-rays
  • Chinese Mandarin: 片子 (piānzi) — photograph made with X-rays
  • Czech: RTG — photograph made with X-rays
  • Czech: rentgen — photograph made with X-rays
  • Danish: røntgenbillede — photograph made with X-rays
  • Dutch: röntgenfoto — photograph made with X-rays
  • Finnish: röntgenkuva — photograph made with X-rays
  • French: radiographie — photograph made with X-rays
  • Galician: radiografía — photograph made with X-rays
  • Georgian: რენტგენოგრამა (renṭgenograma) — photograph made with X-rays
  • German: Röntgenbild — photograph made with X-rays
  • Greek: ακτινογραφία (aktinografía) — photograph made with X-rays
  • Hebrew: צילום רנטגן (tsilúm réntgen) — photograph made with X-rays
  • Hungarian: röntgen — photograph made with X-rays
  • Indonesian: sinar-X — photograph made with X-rays
  • Interlingua: röntgenogramma — photograph made with X-rays
  • Irish: X-ghathú — photograph made with X-rays
  • Italian: radiografia — photograph made with X-rays
  • Japanese: X線写真 (ekkusu sen shashin) — photograph made with X-rays
  • Japanese: エックス線写真 (ekkusu sen shashin) — photograph made with X-rays
  • Japanese: レントゲン写真 (rentogen shashin) — photograph made with X-rays
  • Korean: X레이 사진 (ekseurei sajin) — photograph made with X-rays
  • Korean: 엑스레이 사진 (ekseurei sajin) — photograph made with X-rays
  • Korean: 뢴트겐 사진 (roenteugen sajin) — photograph made with X-rays
  • Macedonian: рендген (rendgen) — photograph made with X-rays
  • Norwegian Bokmål: røntgenbilde — photograph made with X-rays
  • Norwegian Nynorsk: røntgenbilde — photograph made with X-rays
  • Norwegian Nynorsk: røntgenbilete — photograph made with X-rays
  • Occitan: radiografia — photograph made with X-rays
  • Polish: prześwietlenie — photograph made with X-rays
  • Polish: zdjęcie rentgenowskie — photograph made with X-rays
  • Portuguese: raio-X — photograph made with X-rays
  • Portuguese: radiografia — photograph made with X-rays
  • Romanian: radiografie — photograph made with X-rays
  • Russian: рентге́н (rentgén) — photograph made with X-rays
  • Russian: рентгеногра́мма (rentgenográmma) — photograph made with X-rays
  • Sardinian: lastra — photograph made with X-rays
  • Serbo-Croatian: radiogram — photograph made with X-rays
  • Serbo-Croatian: rentgen — photograph made with X-rays
  • Serbo-Croatian: rendgen — photograph made with X-rays
  • Slovak: röntgen — photograph made with X-rays
  • Spanish: radiografía — photograph made with X-rays
  • Swahili: eksirei — photograph made with X-rays
  • Swedish: röntgenbild — photograph made with X-rays
  • Turkish: röntgen — photograph made with X-rays
  • Ukrainian: рентге́н (renthén) — photograph made with X-rays
  • Volapük: räyöf — photograph made with X-rays
  • Armenian: ռենտգեն (ṙentgen) — X-ray machine
  • Czech: rentgen — X-ray machine
  • Dutch: röntgenapparaat — X-ray machine
  • Finnish: röntgenlaite — X-ray machine
  • German: Röntgenapparat — X-ray machine
  • Greek: ακτινογράφος (aktinográfos) — X-ray machine
  • Hebrew: מכונת רנטגן (mekhonát réntgen) — X-ray machine
  • Hungarian: röntgenberendezés — X-ray machine
  • Japanese: X線撮影装置 (ekkusu sensatsueisōchi) — X-ray machine
  • Japanese: エックス線撮影装置 (ekkusu sensatsueisōchi) — X-ray machine
  • Japanese: レントゲン撮影装置 (rentogen satsueisochi) — X-ray machine
  • Korean: X선 촬영장치 (ekseuseon chwaryeongjangchi) — X-ray machine
  • Korean: 엑스선 촬영장치 (ekseuseon chwaryeongjangchi) — X-ray machine
  • Navajo: beeʼaghádaʼdildlaadí — X-ray machine
  • Polish: aparat rentgenowski — X-ray machine
  • Portuguese: máquina de raio X — X-ray machine
  • Russian: рентге́н (rentgén) — X-ray machine
  • Serbo-Croatian: rentgen — X-ray machine
  • Serbo-Croatian: rendgen — X-ray machine
  • Swedish: röntgenapparat — X-ray machine
  • Turkish: röntgen cihazı — X-ray machine
  • Turkish: X-ray cihazı — X-ray machine
  • Volapük: räyöm — X-ray machine
  • Chinese Mandarin: 拍X光 (pāi X-guāng) — to take a radiograph of
  • Chinese Mandarin: 照X光 (zhào X-guāng) — to take a radiograph of
  • Cornish: X-dewynya — to take a radiograph of
  • Dutch: doorlichten — to take a radiograph of
  • Dutch: bestralen — to take a radiograph of
  • Dutch: röntgenen — to take a radiograph of
  • Dutch: met röntgenstralen onderzoeken — to take a radiograph of
  • Finnish: ottaa röntgenkuva — to take a radiograph of
  • Finnish: röntgenkuvata — to take a radiograph of
  • French: radiographier — to take a radiograph of
  • German: röntgen — to take a radiograph of
  • Greek: ακτινοσκοπώ (aktinoskopó) — to take a radiograph of
  • Hebrew: צילם (tsilém) — to take a radiograph of
  • Hungarian: röntgenez — to take a radiograph of
  • Icelandic: gegnumlýsa — to take a radiograph of
  • Irish: X-ghathaigh — to take a radiograph of
  • Italian: radiografare — to take a radiograph of
  • Italian: schermografare — to take a radiograph of
  • Japanese: レントゲンを撮る (rentogen wo toru) — to take a radiograph of
  • Korean: X레이를 찍다 (ekseurei-reul jjikda) — to take a radiograph of
  • Korean: 엑스레이를 찍다 (ekseurei-reul jjikda) — to take a radiograph of
  • Norman: x-rayer — to take a radiograph of
  • Norwegian Bokmål: røntgenfotografere — to take a radiograph of
  • Norwegian Nynorsk: røntgenfotografere — to take a radiograph of
  • Polish: prześwietlać — to take a radiograph of
  • Polish: prześwietlić — to take a radiograph of
  • Portuguese: tirar raio X (de) — to take a radiograph of
  • Portuguese: tirar uma chapa (de) — to take a radiograph of
  • Russian: просве́чивать (prosvéčivatʹ) — to take a radiograph of
  • Russian: просвети́ть (prosvetítʹ) — to take a radiograph of
  • Slovak: röntgenovať — to take a radiograph of
  • Spanish: radiografiar — to take a radiograph of
  • Swedish: röntga — to take a radiograph of
  • Tagalog: rayos-ekisin — to take a radiograph of
  • Ukrainian: робити рентген (robyty renthen) — to take a radiograph of
Real reading context

X-ray in complete knowledge articles