assume

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assume

  • /əˈsjuːm/ UK
  • /əˈʃuːm/ UK, rare
  • /əˈsum/ US
  • /əˈzuːm/

Rhymes with -uːm

Where it comes from

From Latin assūmō (“accept, take”), from ad- (“to, towards, at”) + sūmō (“take up, assume”).

verb assumes · assuming · assumed · assume

  1. To authenticate by means of belief; to surmise; to suppose to be true, especially without proof. We assume that, as her parents were dentists, she knows quite a bit about dentistry.
  2. To take on a position, duty or form. Mr. Jones will assume the position of a lifeguard until a proper replacement is found.
  3. To adopt a feigned quality or manner; to claim without right; to arrogate. He assumed an air of indifference.
  4. To receive, adopt (a person). The sixth was a young knight of lesser renown and lower rank, assumed into that honorable company.
  5. To adopt (an idea or cause).

Thesaurus

Closest in meaning: presume, accept, simulate, take on, acquire, feign, get into, sham, arrogate, usurp, take, take up, don, adopt, take over, put on

Translations

Every language

verb to suppose to be true

Españolsuponer, dar por sentado
한국어가정하다 gajeonghada
日本語仮定する katei suru
中文假定 jiǎdìng
Portuguêssupor, pressupor, presumir
Françaissupposer, présupposer, présumer, assumer
Deutschannehmen, voraussetzen, vermuten, unterstellen
Italianopresupporre, ritenere
Românăpresupune, prepune
Русскийпредполага́ть predpolagátʹ, предположи́ть predpoložítʹ, допуска́ть dopuskátʹ, допусти́ть dopustítʹ
Tiếng Việtcho rằng, giả sử
العربيةاِفْتَرَضَ iftaraḍa
עבריתהֵנִיחַ heníakh

verb take on a position

Españolasumir
日本語負う ou, 引き受ける hikiukeru
中文擔任 /担任 dānrèn, 承接 chéngjiē
Portuguêsassumir
Françaisassumer
Deutschannehmen, aufnehmen, einnehmen, übernehmen
Italianoassumere
Русскийзанима́ть zanimátʹ, заня́ть zanjátʹ
Tiếng Việtnhậm chức, gánh vác, đảm đương, lấy

verb adopt an idea

Españolasumir
中文採納 /采纳 cǎinà, 接受 jiēshòu
Françaisadopter, prendre
Deutschannehmen
Русскийпринима́ть prinimátʹ, приня́ть prinjátʹ

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Cite this
MLA

"assume." Wiktionary, via Micwyn, micwyn.com/word/assume. Accessed 6 Nov. 2026.

APA

assume. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/assume

Chicago

"assume." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/assume.

BibTeX
@misc{assume_2026,
  title = {assume},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/assume},
  urldate = {2026-11-06}
}