Words / B2

TEST-if-eye/ˈtestɪfaɪ/

To testify is to give formal evidence, especially in court: testify that; testify against; testify to (also “be evidence of”). Testimony is the noun. Witness is related. Do not use testify for a casual opinion in the pub. Inquiries and trials: witnesses testify under oath.

Meaning

To make a formal statement of fact, especially in a court.

Examples

• “Witnesses will testify on the first day of the inquiry.”
• “The figures testify to a long-term decline, which is the “are evidence of” sense.”

Good to know

testify that / against; testify to = be evidence of. Noun: testimony. Related: witness. Formal/legal. Not a casual opinion.

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