deniable

UK: /dɪˈnaɪəb^əl/ US: (di nī′ə bəl)

WordReference Random House Unabridged Dictionary of American English © 2025

de•ni•a•ble  (di nī′ə bəl), adj. 

1. capable of being or liable to be denied or contradicted.

• deny + -able 1540–50

Collins Concise English Dictionary © HarperCollins Publishers::

deniable / dɪˈnaɪəb^əl/ adjective

1. able to be denied; questionable

deˈniably adverb

WordReference Random House Learner's Dictionary of American English © 2025

de•ny /dɪˈnaɪ/   v., -nied, -ny•ing. 

1. to state that (something) is not true: [ ~ + obj]:
   ready to deny any accusation.
   [ ~ + verb-ing]:
   He denied making such a statement.
   [ ~ + (that) clause]:
   He denied that he had ever made such a statement.
2. [ ~ + obj] to refuse to agree to or go along with:
   The union decided to deny my petition.
3. to withhold something from someone; refuse to grant a request of;
   refuse to give: [ ~ + obj]:
   to deny access to information.
   [ ~ + obj + obj]:
   I could never deny her anything.

de•ni•a•ble, adj. 
de•ni•a•bil•i•ty /dɪˌnaɪəˈbɪlɪti/  n. [uncountable]

WordReference Random House Unabridged Dictionary of American English © 2025

de•ny  (di nī′), v.t., -nied, -ny•ing. 

1. to state that (something declared or believed to be true) is not true:
   to deny an accusation.
2. to refuse to agree or accede to:
   to deny a petition.
3. to withhold the possession, use, or enjoyment of:
   to deny access to secret information.
4. to withhold something from, or refuse to grant a request of:
   to deny a beggar.
5. to refuse to recognize or acknowledge;
   disown;
   disavow;
   repudiate:
   to deny one's gods.
6. to withhold (someone) from accessibility to a visitor:
   The secretary denied his employer to all those without appointments.
7. [Obs.] to refuse to take or accept.
8. Idioms deny oneself, to refrain from satisfying one's desires or needs;
   practice self-denial.

• Latin dēnegāre. See denegation
• Old French denier
• Middle English denien 1250–1300

de•ny′ing•ly, adv. 
Synonyms

• 1. dispute, controvert, oppose, gainsay.
  Deny, contradict both imply objecting to or arguing against something. To deny is to say that something is not true:
  to deny an allegation.
  To contradict is to declare that the contrary is true:
  to contradict a statement.
• 5. renounce, abjure.

Antonyms

• 1. admit, accept.
• 3. allow.