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testify

Pronunciation: /ˈtɛstɪfʌɪ/

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Definition of testify

verb (testifies, testifying, testified)

[no object]
  • give evidence as a witness in a law court:he testified against his own commander [with clause]:two guards testified that he was one of the assailants
  • serve as evidence or proof that something exists or is the case:the bleak lines testify to inner torment

Derivatives

testifier

noun

Origin:

late Middle English: from Latin testificari, from testis 'a witness'

testify in other Oxford dictionaries

Definition of testify in the US English dictionary

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