operation
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operation
- /ˌɒp.əˈɹeɪ.ʃən/ UK
- /ˌɑ.pəˈɹeɪ.ʃən/ US, dialectal
- /ˌɑ.pɚˈeɪ.ʃən/ US, dialectal
- /ˌɒp.əˈɹeɪ.ʃən/ Canada, dialectal
- /ˌɔp.əˈɹæɪ.ʃən/ Australia
- /ˌɒp.əˈɹæɪ.ʃən/ New Zealand
- [ˌɔ̟p.əˈɹæɪ.ʃən] New Zealand
Rhymes with -eɪʃən
Where it comes from
From Middle English operacioun, from Old French operacion, from Latin operātiō, from the verb operor (“to work”), from opus, operis (“work”). Equivalent to operate + -ion.
noun operations
- The method by which a device performs its function. It is dangerous to look at the beam of a laser while it is in operation.
- The method or practice by which actions are done.
-
The act or process of operating (verb): agency; the exertion of power, physical, mechanical, or moral.
the pain and sickness caused by manna are confessedly nothing but the effects of its operations on the stomach and guts.
Similar: operating
- A planned undertaking. The police ran an operation to get vagrants off the streets.
- A business or organization. We run our operation from a storefront.
- A surgical procedure. She had an operation to remove her appendix.
-
A procedure for generating a value from one or more other values (the operands).
The number of operands associated with an operation is called its arity; an operation of arity 2 is called a binary operation.
Similar: function, transformation
-
A function which maps zero or more (but typically two) operands to a single output value.
Similar: function, transformation
- A military campaign (e.g. Operation Desert Storm).
- Effect produced; influence. The bards […] had great operation on the vulgar.
Thesaurus
Closest in meaning: functioning, procedure, process, performance, surgical procedure, surgery, act, cognitive operation, cognitive process, mathematical operation, mathematical process, surgical operation, ops, operational, working, operating
Translations
Every language
noun procedure for generating a value from one or more other values
| Español | operación |
|---|---|
| 日本語 | 演算 enzan |
| Kiswahili | operesheni |
| Português | operação |
| Français | opération |
| Deutsch | Operation, Verknüpfung |
| Italiano | operazione |
| Ελληνικά | πράξη práxi |
| Русский | опера́ция operácija, де́йствие déjstvije |
| العربية | عَمَلِيَّة ʕamaliyya |
noun method by which a device performs its function
| Español | operación |
|---|---|
| 한국어 | 작용 jagyong |
| 日本語 | 作業 sagyō, 操作 sōsa |
| 中文 | 運營 /运营 yùnyíng, 操作 cāozuò |
| Kiswahili | operesheni |
| Português | operação |
| Français | opération, fonctionnement, exploitation |
| Deutsch | Betrieb |
| Italiano | operazione |
| Ελληνικά | λειτουργία leitourgía |
| Română | operație, operațiune, operare |
| Русский | де́йствие déjstvije |
| Tiếng Việt | hoạt động |
| العربية | عَمَلِيَّة ʕamaliyya, عَمَل ʕamal |
noun method or practice by which actions are done
| Kiswahili | operesheni |
|---|---|
| Português | funcionamento |
| Français | opération |
| Deutsch | Betrieb |
| Italiano | operazione |
| Română | operație |
noun the act or process of operating; agency; the exertion of power, physical, mechanical, or moral
| Français | gestion |
|---|---|
| Italiano | esercizio, gestione |
noun a planned undertaking
| Kiswahili | operesheni |
|---|---|
| Français | opération |
| Deutsch | Operation |
| Italiano | operazione |
| Русский | опера́ция operácija |
noun surgical procedure
| Español | operación |
|---|---|
| 한국어 | 수술 susul |
| 日本語 | 手術 shujutsu, オペレーション operēshon, オペ ope |
| 中文 | 手術 /手术 shǒushù |
| Kiswahili | operesheni, upasuaji |
| Português | operação, cirurgia |
| Français | opération |
| Deutsch | Operation |
| Italiano | operazione |
| Ελληνικά | εγχείρηση encheírisi |
| Română | operație |
| Русский | опера́ция operácija |
| Tiếng Việt | phẫu thuật |
| العربية | عَمَلِيَّة جِرَاحِيَّة ʕamaliyya jirāḥiyya, جِرَاحَة jirāḥa, عَمَلِيَّة ʕamaliyya |
| עברית | ניתוח, נִתּוּחַ nitúakh |
noun military campaign
| Español | operación |
|---|---|
| 한국어 | 작전 jakjeon |
| 日本語 | 作戦 sakusen |
| 中文 | 作戰 /作战 zuòzhàn, 行動 /行动 xíngdòng |
| हिन्दी | अभियान abhiyān |
| Kiswahili | operesheni |
| Português | operação |
| Français | opération |
| Deutsch | Aktion, Operation, Unternehmen |
| Italiano | operazione |
| Ελληνικά | επιχείρηση epicheírisi |
| Română | operație |
| Русский | опера́ция operácija |
| العربية | عَمَلِيَّات ʕamaliyyāt, عَمَلِيَّة ʕamaliyya |
| עברית | מִבְצָע mivtsá |
Talk about this word "operation." Wiktionary, via Micwyn, micwyn.com/word/operation. Accessed 6 Nov. 2026. operation. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/operation "operation." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/operation.Cite this
@misc{operation_2026,
title = {operation},
howpublished = {Wiktionary, via Micwyn},
year = {2026},
url = {https://micwyn.com/word/operation},
urldate = {2026-11-06}
}
