Standard Lemma guide

laser

noun · verb · 12 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: /ˈleɪz.ə(ɹ)/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: /ˈleɪzɚ/
  • rhymes with -eɪzə(ɹ)
  • UK: /ˈleɪs.ə(ɹ)/
  • rhymes with -eɪsə(ɹ)
  • homophone: lacer
  • CMU ARPABET: L EY1 Z ER0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

A device that produces a monochromatic, coherent beam of light.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A beam of light produced by such a device; a laser beam.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A laser printer.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

Ellipsis of laser hair removal.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, ellipsis, uncountable

Topics: medicine, sciences

Examples

  • I've still got a few more sessions of laser to get rid of the rest of my facial hair.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

A gum resin obtained from certain umbelliferous plants.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

Such a plant.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

A simple type of dinghy

Definition source: English Wiktionary via Wiktextract

Topics: nautical, transport

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

noun

Meaning 8

Acronym of light amplification by stimulated emission of radiation.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, acronym, alt-of

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: laser

Antonyms: none provided

9

verb

Meaning 9

To cut, destroy or treat with a laser.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Examples

  • I'm having my eyes lasered to correct my astigmatism.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

verb

Meaning 10

To throw or kick with laser-like precision.

Definition source: English Wiktionary via Wiktextract

Usage: informal, transitive

Topics: hobbies, lifestyle, sports

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

11

verb

Meaning 11

To point a laser at an aircraft, potentially disorienting the pilot or pilots.

Definition source: English Wiktionary via Wiktextract

Topics: aeronautics, aerospace, aviation, business, engineering, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

12

noun

Meaning 12

an acronym for light amplification by stimulated emission of radiation; an optical device that produces an intense monochromatic beam of coherent light

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: optical maser

Antonyms: none provided

Broader terms: optical device

History

Etymology

Etymology tree Proto-Indo-European *lewk-der. Proto-Germanic *leuhtaz Proto-West Germanic *leuht Old English lēoht Middle English light English light Proto-Indo-European *h3emh3-der. Proto-Indo-European *h3emh3-lo-s Proto-Italic *amlos? Proto-Indo-European *h2ent- Proto-Indo-European *-s Proto-Indo-European *h2énts? Proto-Indo-European *h2m̥bhíder. Proto-Italic *amβi- Latin ambi- Proto-Indo-European *pleh1- Proto-Indo-European *-nós Proto-Indo-European *pl̥h1nós Proto-Italic *plēnosder. Latin plēnus? Latin ambiplus? Latin amplus Proto-Indo-European *dheh1-der. Proto-Italic *θakos Proto-Italic *-fakos Latin -ficus Proto-Indo-European *-h2 Proto-Indo-European *-éh2 Proto-Indo-European *-yéti Proto-Indo-European *-eh2yéti Proto-Indo-European *-h2tiinflu. Proto-Italic *-ājō Proto-Italic *-āō Latin -ō Latin -ficō Latin amplificō Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin amplificātiōlbor. English amplification Proto-Indo-European *(s)tey-? Latin stimulus Latin stimulo Latin stimulatusbor. English stimulate Proto-Germanic *-ōd- Old English -ode Middle English -ede English -ed English stimulated Proto-Indo-European *h1éǵh Proto-Indo-European *-s Proto-Indo-European *h1éǵhs Proto-Italic *eks Latin ex Latin ex- Proto-Indo-European *mey-? Proto-Indo-European *meyth2- Proto-Indo-European *-eti Proto-Indo-European *méyth2eti Proto-Italic *meitō Old Latin mītō Latin mittō Latin ēmittō ▲ Latin -tiō Latin ēmissiōlbor. Middle French émissionbor. English emission Latin radius ▲ Latin -ō Latin radiō ▲ Latin -tiō Latin radiatiolbor. English radiation English LASER English laser From LASER, acronym of light amplification by stimulated emission of radiation. Coined by American physicist Gordon Gould in 1957. Originally called an optical maser.

Borrowed from Latin laser.

Across languages

Translations

77 source translations are retained for this English entry.

  • Albanian: lazer — device producing beam of light
  • Arabic: لَيْزِر (layzir) — device producing beam of light
  • Armenian: լազեր (lazer) — device producing beam of light
  • Azerbaijani: lazer — device producing beam of light
  • Basque: laser — device producing beam of light
  • Belarusian: ла́зер (lázjer) — device producing beam of light
  • Bengali: লেজার (lejar) — device producing beam of light
  • Bulgarian: ла́зер (lázer) — device producing beam of light
  • Burmese: လေဆာ (lehca) — device producing beam of light
  • Catalan: làser — device producing beam of light
  • Cebuano: laser — device producing beam of light
  • Chinese Cantonese: 激光 (gik1 gwong1) — device producing beam of light
  • Chinese Cantonese: 雷射 (leoi4 se6) — device producing beam of light
  • Chinese Cantonese: 鐳射 /镭射 (leoi4 se6) — device producing beam of light
  • Hakka Chinese: 雷射 (lùi-sa) — device producing beam of light
  • Chinese: 雷射 (zh-min-nan) — device producing beam of light
  • Chinese Mandarin: 激光 (jīguāng) — device producing beam of light
  • Chinese Mandarin: 雷射 (léishè) — device producing beam of light
  • Chinese Mandarin: 鐳射 /镭射 (léishè) — device producing beam of light
  • Czech: laser — device producing beam of light
  • Danish: laser — device producing beam of light
  • Dutch: laser — device producing beam of light
  • Esperanto: lasero — device producing beam of light
  • Estonian: laser — device producing beam of light
  • Finnish: laser — device producing beam of light
  • French: laser — device producing beam of light
  • Georgian: ლაზერი (lazeri) — device producing beam of light
  • German: Laser — device producing beam of light
  • Greek: λέιζερ (léizer) — device producing beam of light
  • Hebrew: לייזר \ לֵיְזֶר (léizer) — device producing beam of light
  • Hindi: लेज़र (lezar) — device producing beam of light
  • Hindi: लेसर (lesar) — device producing beam of light
  • Hindi: लाजार (lājār) — device producing beam of light
  • Hungarian: lézer — device producing beam of light
  • Icelandic: leysir — device producing beam of light
  • Icelandic: leysigeisli — device producing beam of light
  • Ido: lasero — device producing beam of light
  • Indonesian: laser — device producing beam of light
  • Italian: laser — device producing beam of light
  • Japanese: レーザー (rēzā) — device producing beam of light
  • Kazakh: лазер (lazer) — device producing beam of light
  • Khmer: ឧបករណ៍លេហ្សឺ (ʼupaʼkɑɑ leizəɨ) — device producing beam of light
  • Khmer: លេហ្សឺ (leizəɨ) — device producing beam of light
  • Korean: 레이저 (reijeo) — device producing beam of light
  • Kyrgyz: лазер (lazer) — device producing beam of light
  • Lao: ເລເຊີ (lē sœ̄) — device producing beam of light
  • Latvian: lāzers — device producing beam of light
  • Lithuanian: lazeris — device producing beam of light
  • Macedonian: ла́сер (láser) — device producing beam of light
  • Malay: laser — device producing beam of light
  • Marathi: लेझर (lejhar) — device producing beam of light
  • Mongolian: лазер (lazer) — device producing beam of light
  • Norman: laseux — device producing beam of light
  • Norwegian Bokmål: laser — device producing beam of light
  • Iranian Persian: لِیزِر (leyzer) — device producing beam of light
  • Polish: laser — device producing beam of light
  • Portuguese: laser — device producing beam of light
  • Portuguese: lêiser — device producing beam of light
  • Romanian: laser — device producing beam of light
  • Russian: ла́зер (lázer) — device producing beam of light
  • Serbo-Croatian: ла̏сер — device producing beam of light
  • Serbo-Croatian: lȁser — device producing beam of light
  • Sinhalese: ලේසර් (lēsar) — device producing beam of light
  • Spanish: láser — device producing beam of light
  • Swahili: leza — device producing beam of light
  • Swedish: laser — device producing beam of light
  • Tajik: лазер (lazer) — device producing beam of light
  • Thai: เลเซอร์ (lee-sə̂ə) — device producing beam of light
  • Turkish: lazer — device producing beam of light
  • Turkmen: lazer — device producing beam of light
  • Ukrainian: ла́зер (lázer) — device producing beam of light
  • Urdu: لیزَر (lezar) — device producing beam of light
  • Uzbek: lazer — device producing beam of light
  • Vietnamese: la-de — device producing beam of light
  • Vietnamese: kích quang — device producing beam of light
  • Volapük: laser — device producing beam of light
  • Yiddish: לאַזער (lazer) — device producing beam of light
Real reading context

laser in complete knowledge articles