completion

com·ple·tion
C3O1M3P3L1E1T1I1O1N1
UK/kəmˈpliː.ʃən/US/kəmˈpli.ʃən/

noun

The act or state of being or making something complete; conclusion, accomplishment.

“The building is nearing completion.”

CommonScrabble 16

Meanings

nouncompletion (countable and uncountable, plural completions)

plural completions

  1. countableuncountableThe act or state of being or making something complete; conclusion, accomplishment.

    The building is nearing completion.

    2 more examples

    The fundraising campaign was successfully stewarded to completion on time.

    Mr. Cooke had had a sloop yacht built at Far Harbor, the completion of which had been delayed, and which was but just delivered. […] The Maria had a cabin, which was finished in hard wood and yellow plush, and accommodations for keeping things cold.

    1897 December (indicated as 1898), Winston Churchill, chapter X, in The Celebrity: An Episode, New York, N.Y.: The Macmillan Company; London: Macmillan & Co., Ltd., →OCLC

    Antonyms: incompleteness, incompletion, noncompleteness, noncompletion, uncompletedness, uncompletion, unfinish, unfinishedness

  2. countableuncountablelawThe conclusion of an act of conveyancing concerning the sale of a property.
  3. countableuncountableAmerican footballA forward pass that is successfully caught by the intended receiver.
  4. countableuncountablemathematicsThe act of making a metric space complete by adding points.
  5. countableuncountablemathematicsThe space resulting from such an act.
  6. countableuncountablecomputingSynonym of autocomplete.

    tab completion

    Synonyms: autocomplete

  7. countableeuphemisticuncountableOrgasm.

    The hot pants of her mouth against his neck as he'd plunged into her wet heat had almost brought him to completion immediately.

    2024, Sarah Mallory, Lucy Morris, Harlequin Historical - January 2025 - Box Set 2 of 2, →ISBN

Synonyms & antonyms

nounThe act or state of being or making something complete; conclusion, accomplishment.

nounSynonym of autocomplete.

Broader

More synonyms by meaning

noun(American football) a successful forward pass in football

Similar
pass completion

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Proto-Indo-European*ḱe?
  2. Proto-Indo-European*ḱóm
  3. Proto-Italic*kom
  4. Proto-Italic*kom-
  5. Latincon-
  6. Proto-Indo-European*pleh₁-
  7. Proto-Italic*plēō
  8. Latinpleō
  9. Latincompleō
  10. Latincompletio
  11. Englishcompletion

Learned borrowing from Latin completio. By surface analysis, complete + -tion.

Full word history & related roots →

Translations

Bulgarian завършване, завършек
  • завършване (zavăršvane)making complete; conclusion
  • завършек (zavăršek)making complete; conclusion
Chinese Mandarin 完备化
  • 完备化 (wánbèi huà)mathematics: act of making a metric space complete by adding points
Dutch vervollediging, afronding
  • vervolledigingmaking complete; conclusion
  • afrondingmaking complete; conclusion
  • afwerkingmaking complete; conclusion
  • voltooiingmaking complete; conclusion
  • vervolledigingmathematics: act of making a metric space complete by adding points
  • vervolledigingmathematics: space resulting from such an act
Esperanto plenumo
  • plenumomaking complete; conclusion
Finnish loppu, päätös
  • loppumaking complete; conclusion
  • päätösmaking complete; conclusion
French achèvement, exécution
  • achèvementmaking complete; conclusion
  • exécutionlaw: conclusion of an act of conveyancing
German Fertigstellung, Vervollständigung
  • Fertigstellungmaking complete; conclusion
  • Vervollständigungmaking complete; conclusion
  • Vollendungmaking complete; conclusion
  • Vervollständigungmathematics: act of making a metric space complete by adding points
  • Vervollständigungmathematics: space resulting from such an act
Greek ολοκληρώνω
  • ολοκληρώνω (olokliróno)making complete; conclusion
Irish slánú
  • slánúmaking complete; conclusion
Italian completamento
  • completamentomaking complete; conclusion
Japanese 完了, 完成
  • 完了 (kanryō)making complete; conclusion
  • 完成 (kansei)making complete; conclusion
Latin complētiō
  • complētiōmaking complete; conclusion
Māori whakahemonga, otinga
  • whakahemongamaking complete; conclusion
  • otingamaking complete; conclusion
  • whakaotingamaking complete; conclusion
  • porotutukitangamaking complete; conclusion
Norwegian Bokmål fullførelse, fullføring
  • fullførelsemaking complete; conclusion
  • fullføringmaking complete; conclusion
Polish zakończenie, ukończenie
  • zakończeniemaking complete; conclusion
  • ukończeniemaking complete; conclusion
  • zrealizowaniemaking complete; conclusion
  • uzupełnieniemathematics: act of making a metric space complete by adding points
  • uzupełnieniemathematics: space resulting from such an act
Portuguese completamento, completação
  • completamentomaking complete; conclusion
  • completaçãomaking complete; conclusion
  • conclusãomaking complete; conclusion
  • completudemaking complete; conclusion
Romanian final
  • finalmaking complete; conclusion
Russian заверше́ние
  • заверше́ние (zaveršénije)making complete; conclusion
Scottish Gaelic iomlanachd, lìonadh
  • iomlanachdmaking complete; conclusion
  • lìonadhmaking complete; conclusion
  • ullamhachdmaking complete; conclusion
  • builmaking complete; conclusion
Spanish compleción, completación
  • compleciónmaking complete; conclusion
  • completaciónmaking complete; conclusion
Turkish tamamlama
  • tamamlamamaking complete; conclusion

Rhymes & wordplay

Rhymes with completion

All rhymes →
Cite this entry
APA

completion. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/completion

MLA

“completion.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/completion. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “completion,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/completion.

Source: completion on Wiktionary, CC BY-SA 4.0.