Online Google Dictionary

gainsay 中文解釋 wordnet sense Collocation Usage Collins Definition
Verb
/ˌgānˈsā/,/ˈgānˌsā/,
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gainsays, 3rd person singular present; gainsaid, past participle; gainsaid, past tense; gainsaying, present participle;
  1. Deny or contradict (a fact or statement)
    • - the impact of the railroads cannot be gainsaid
  2. Speak against or oppose (someone)


  1. challenge: take exception to; "She challenged his claims"
  2. In classical logic, a contradiction consists of a logical incompatibility between two or more propositions. It occurs when the propositions, taken together, yield two conclusions which form the logical, usually opposite inversions of each other. ...
  3. To contradict; to deny, refute; to controvert; to dispute; to forbid
  4. (gainsaying) Opposition, especially in speech; Refusal to accept or believe something; Contradiction; Denial; denying; Rebellious opposition; rebellion
  5. (v) - to speak against, to oppose, to deny
  6. I still confuse "gainsay" and "vouchsafe" because they have the same emotional tone.