Standard Lemma guide

eighteen

name · num · 4 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.

  • General-American: /ˈeɪ(t).tin/
  • Received-Pronunciation: /ˈeɪ.tiːn/
  • US: Recorded audio is listed in the source snapshot.
  • General-American: /ˌeɪ(t)ˈtin/
  • Received-Pronunciation: /ˌeɪˈtiːn/
  • rhymes with -iːn
  • CMU ARPABET: EY0 T IY1 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
  • CMU ARPABET 2: EY1 T IY1 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

name

Meaning 1

A surname.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

num

Meaning 2

The cardinal number occurring after seventeen and before nineteen, represented in Roman numerals as XVIII and in Arabic numerals as 18.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective satellite

Meaning 3

being one more than seventeen

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: 18, xviii

Antonyms: none provided

4

noun

Meaning 4

the cardinal number that is the sum of seventeen and one

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: 18, XVIII

Antonyms: none provided

Broader terms: large integer

History

Etymology

Derived from place names such as Ayton, Eaton, and Eton.

Etymology tree Proto-Indo-European *oḱtṓw Proto-Germanic *ahtōu Proto-Indo-European *déḱm̥ Proto-Germanic *tehun Proto-Germanic *ahtōutehun Anglian Old English eahtatēne Middle English eightetene English eighteen From Middle English eightetene, eiȝtene, ehtetene, from Old English eahtatīene, eahtatēne, from Proto-Germanic *ahtōutehun. Cognate with West Frisian achttjin, Dutch achttien, German achtzehn, Danish atten. Equivalent to eight + -teen.

Across languages

Translations

203 source translations are retained for this English entry.

  • Afrikaans: agtien — cardinal number
  • Afrikaans: agttien — cardinal number
  • Albanian: tetëmbëdhjetë — cardinal number
  • Southern Altai: он сегис (on segis) — cardinal number
  • Amharic: አስራ ስምንት (ʾäsra səmnət) — cardinal number
  • Arabic: ثَمَانِيَةَ عَشَرَ (ṯamāniyata ʕašara) — cardinal number
  • Arabic: تمنتاشر (tamantāšar) — cardinal number
  • Aramaic: תמנעסר (tmāna‘sar) — cardinal number
  • Aramaic: תמנעסרא (tmāna‘esrē) — cardinal number
  • Aramaic: ܬܡܢܥܣܪ (tmāna‘sar) — cardinal number
  • Aramaic: ܬܡܢܥܣܪܐ (tmāna‘esrē) — cardinal number
  • Armenian: տասնութ (tasnutʻ) — cardinal number
  • Old Armenian: ութեւտասն (utʻewtasn) — cardinal number
  • Asturian: dieciocho — cardinal number
  • Aymara: tunka kimsaqallquni — cardinal number
  • Azerbaijani: on səkkiz — cardinal number
  • Bashkir: ун һигеҙ (un higeź) — cardinal number
  • Basque: hemezortzi — cardinal number
  • Basque: hamazortzi — cardinal number
  • Belarusian: васямна́ццаць (vasjamnáccacʹ) — cardinal number
  • Belarusian: васемна́ццаць (vasjemnáccacʹ) — cardinal number
  • Bengali: আঠারো (aṭharō) — cardinal number
  • Central Bikol: kagwalo — cardinal number
  • Breton: triwec'h — cardinal number
  • Bulgarian: осемна́десет (osemnádeset) — cardinal number
  • Bulgarian: осемна́йсет (osemnájset) — cardinal number
  • Burmese: ဆယ့်ရှစ် (hcai.hrac) — cardinal number
  • Buryat: арбан найман (arban najman) — cardinal number
  • Carpathian Rusyn: вусямна́дцять (vusjamnádcjatʹ) — cardinal number
  • Catalan: divuit — cardinal number
  • Catalan: díhuit — cardinal number
  • Cebuano: napulog walo — cardinal number
  • Chechen: берхӏитта (berhitta) — cardinal number
  • Cherokee: ᏁᎳᏚ (neladu) — cardinal number
  • Chichewa: khumi n'zisanu n'zitatu — cardinal number
  • Chinese Cantonese: 十八 (sap6 baat3) — cardinal number
  • Hakka Chinese: 十八 (sṳ̍p-pat) — cardinal number
  • Chinese Mandarin: 十八 (shíbā) — cardinal number
  • Chuvash: вунсаккӑр (vuns̬akkăr) — cardinal number
  • Chuvash: вунсакӑр (vuns̬ak̬ăr) — cardinal number
  • Cornish: etek — cardinal number
  • Cree: ᐊᔨᓇᓀᐅᐧᓴᑊ (ayinaneoysap) — cardinal number
  • Czech: osmnáct — cardinal number
  • Danish: atten — cardinal number
  • Dena'ina: łtaqul'i beq'di — cardinal number
  • Dhivehi: އަށާރަ (aṣāra) — cardinal number
  • Dutch: achttien — cardinal number
  • Dzongkha: བཅོ་བརྒྱད (bco brgyad) — cardinal number
  • Esperanto: dek ok — cardinal number
  • Estonian: kaheksateist — cardinal number
  • Faroese: átjan — cardinal number
  • Fijian: tini ka walu — cardinal number
  • Finnish: kahdeksantoista — cardinal number
  • French: dix-huit — cardinal number
  • West-Frisian: achttjin — cardinal number
  • Friulian: disevot — cardinal number
  • Galician: dezaoito — cardinal number
  • Georgian: თვრამეტი (tvrameṭi) — cardinal number
  • German: achtzehn — cardinal number
  • Greek: δεκαοκτώ (dekaoktó) — cardinal number
  • Ancient Greek: ὀκτωκαίδεκα (oktōkaídeka) — cardinal number
  • Ancient Greek: ιη ́ — cardinal number
  • Greenlandic: arfersaneq-pingasut — cardinal number
  • Gujarati: અઢાર (aḍhār) — cardinal number
  • Haitian Creole: dizuit — cardinal number
  • Hawaiian: ʻumikūmāwalu — cardinal number
  • Hebrew: שְׁמוֹנֶה־עֶשְׂרֵה (shmone-esre) — cardinal number
  • Hebrew: שְׁמוֹנָה־עָשָׂר (shmona-asar) — cardinal number
  • Hindi: अठारह (aṭhārah) — cardinal number
  • Hopi: pakwt niikyang nanalt siikya’ta — cardinal number
  • Hungarian: tizennyolc — cardinal number
  • Hunsrik: achtzen — cardinal number
  • Icelandic: átján — cardinal number
  • Icelandic: áttján — cardinal number
  • Ido: dek ed ok — cardinal number
  • Indonesian: delapan belas — cardinal number
  • Ingrian: kaheksantoist — cardinal number
  • Interlingua: dece-octo — cardinal number
  • Inupiaq: akimiaq piŋasut — cardinal number
  • Irish: ocht déag — cardinal number
  • Italian: diciotto — cardinal number
  • Japanese: 十八 (jūhachi) — cardinal number
  • Kannada: ಹದಿನೆಂಟು (hadineṇṭu) — cardinal number
  • S'gaw Karen: တဆံဃိး (ta hsee xoḧ) — cardinal number
  • Kazakh: он сегіз (on segız) — cardinal number
  • Khmer: ដប់ប្រាំបី (dop pram bei) — cardinal number
  • Komi-Permyak: даскыкьямыс (daskykʹjamys) — cardinal number
  • Korean: 열여덟 (yeoryeodeol) — cardinal number
  • Korean: 십팔 (sip'pal) — cardinal number
  • Central Kurdish: ھەژدە (hejde) — cardinal number
  • Northern Kurdish: hejde — cardinal number
  • Kyrgyz: он сегиз (on segiz) — cardinal number
  • Lakota: akéšagloǧaŋ — cardinal number
  • Lao: ສິບແປດ (sip pǣt) — cardinal number
  • Latin: octōdecim — cardinal number
  • Latin: duodēvīgintī — cardinal number
  • Latvian: astoņpadsmit — cardinal number
  • Ligurian: dixéutto — cardinal number
  • Lithuanian: aštuoniolika — cardinal number
  • Livonian: kōdõkstuoistõn — cardinal number
  • Louisiana Creole: diz-wit — cardinal number
  • Low German: achtteihn — cardinal number
  • Low German: achtteihn — cardinal number
  • : ᦉᦲᧇᦶᦔᧆᧈ (ṡiibṗaed1) — cardinal number
  • Luxembourgish: uechtzéng — cardinal number
  • Macedonian: осумна́есет (osumnáeset) — cardinal number
  • Malagasy: valo ambinifolo — cardinal number
  • Malay: lapan belas — cardinal number
  • Malay: delapan belas — cardinal number
  • Malay: sepuluh lapan — cardinal number
  • Malay: sepuluh delapan — cardinal number
  • Malay: satu puluh lapan — cardinal number
  • Malay: satu puluh delapan — cardinal number
  • Brunei Malay: lapan balas — cardinal number
  • Malayalam: പതിനെട്ട് (patineṭṭŭ) — cardinal number
  • Maltese: tmintax — cardinal number
  • Manchu: ᠵᡠᠸᠠᠨ ᠵᠠᡴᡡᠴᡳ (juwan jakūci) — cardinal number
  • Māori: tekau mā waru — cardinal number
  • Mapudungun: maripura — cardinal number
  • Middle English: eiȝtetene — cardinal number
  • Central Sierra Miwok: naˀá·ča- káw·inṭa-ˀ hej·i-ˀ — cardinal number
  • Mongolian: арван найм (arvan najm) — cardinal number
  • Khiamniungan Naga: tshìekǜpǖjēh — cardinal number
  • Classical Nahuatl: caxtōlli omēyi — cardinal number
  • Navajo: tseebíítsʼáadah — cardinal number
  • Ndom: tondor — cardinal number
  • Norman: dix-huit — cardinal number
  • Norman: dgiêx-huit — cardinal number
  • Norwegian: atten — cardinal number
  • Occitan: dètz-e-uèch — cardinal number
  • Odia: ଅଠର (aṭhara) — cardinal number
  • Ojibwe: ashi-nishwaaswi — cardinal number
  • Old Church Slavonic: осмь на дєсѧтє (osmĭ na desęte) — cardinal number
  • Pannonian Rusyn: осемнац (osemnac) — cardinal number
  • Pennsylvania German: achzeh — cardinal number
  • Pennsylvania German: achtzeh — cardinal number
  • Persian: هجده (hejdah) — cardinal number
  • Persian: هیجده (hijdah) — cardinal number
  • Piedmontese: disdeut — cardinal number
  • Polish: osiemnaście — cardinal number
  • Polish: osiemnaścioro — cardinal number
  • Portuguese: dezoito — cardinal number
  • Punjabi: ਅਠਾਰਾਂ (aṭhārā̃) — cardinal number
  • Quechua: chunka pusaqniyuq — cardinal number
  • Romagnol: zdòt — cardinal number
  • Kalo Finnish Romani: deȟ-o-oȟta — cardinal number
  • Romanian: optsprezece — cardinal number
  • Romansh: deschdotg — cardinal number
  • Russian: восемна́дцать (vosemnádcatʹ) — cardinal number
  • Inari-Sami: käävcinubáloh — cardinal number
  • Northern Sami: gávccinuppelohkái — cardinal number
  • Skolt-Sami: käcmlo — cardinal number
  • Samoan: sefulu valu — cardinal number
  • Sanskrit: अष्टादश (aṣṭādaśa) — cardinal number
  • Santali: ᱜᱮᱞ ᱤᱨᱟᱹᱞ (gel irăl) — cardinal number
  • Scottish Gaelic: ochd-deug — cardinal number
  • Serbo-Croatian: осамнаест — cardinal number
  • Serbo-Croatian: osamnaest — cardinal number
  • Shan: သိပ်းပႅတ်ႇ (síp pèt) — cardinal number
  • Sicilian: diciadottu — cardinal number
  • Sikkimese: བཅོ་བརྒྱད (bco brgyad) — cardinal number
  • Sinhalese: දහඅට (dahaaṭa) — cardinal number
  • Slovak: osemnásť — cardinal number
  • Slovene: osemnajst — cardinal number
  • Lower Sorbian: wósymnasćo — cardinal number
  • Upper Sorbian: wósomnaće — cardinal number
  • Spanish: dieciocho — cardinal number
  • Swahili: kumi na nane — cardinal number
  • Swedish: arton — cardinal number
  • Swedish: aderton — cardinal number
  • Tagalog: labingwalo — cardinal number
  • Tahitian: hō'ē 'ahuru ma va'u — cardinal number
  • Tajik: ҳаждаҳ (haždah) — cardinal number
  • Tamil: பதினெட்டு (patiṉeṭṭu) — cardinal number
  • Tatar: унсигез (unsigez) — cardinal number
  • Telugu: పద్దెనిమిది (paddenimidi) — cardinal number
  • Thai: สิบแปด (sìp-bpɛ̀ɛt) — cardinal number
  • Tibetan: བཅོ་བརྒྱད (bco brgyad) — cardinal number
  • Tigre: ዐስር ወሰማን (ʿäsr wäsäman) — cardinal number
  • Tigrinya: ዓሰርተ ሸሞንተ (ʿasärtä šämontä) — cardinal number
  • Tok Pisin: etin — cardinal number
  • Tok Pisin: wanpela ten et — cardinal number
  • Tongan: hongofulu mā valu — cardinal number
  • Turkish: on sekiz — cardinal number
  • Turkmen: on sekiz — cardinal number
  • Ukrainian: вісімна́дцять (visimnádcjatʹ) — cardinal number
  • Urdu: اٹھارہ (aṭhārah) — cardinal number
  • Uyghur: ئون سەككىز (on sekkiz) — cardinal number
  • Uzbek: oʻn sakkiz — cardinal number
  • Vietnamese: mười tám — cardinal number
  • Vilamovian: aochcao — cardinal number
  • Volapük: degjöl — cardinal number
  • Volapük: balsejöl — cardinal number
  • Welsh: deunaw — cardinal number
  • Welsh: un deg wyth — cardinal number
  • Wolof: fukk ak juróom ñett — cardinal number
  • Yakut: уон аҕыс (uon ağïs) — cardinal number
  • Yiddish: אַכצן (akhtsn) — cardinal number
  • Yucatec Maya: waxaklajun — cardinal number
  • Yup'ik: akimiaq pingayun — cardinal number
  • Zazaki: hestês — cardinal number
  • Zazaki: desuhest — cardinal number
  • Zhuang: cib bet — cardinal number
Real reading context

eighteen in complete knowledge articles