TESTIFY

testify, attest, take the stand, bear witness

(verb) give testimony in a court of law

testify, bear witness, prove, evidence, show

(verb) provide evidence for; “The blood test showed that he was the father”; “Her behavior testified to her incompetence”

Source: WordNet® 3.1

Etymology

Verb

testify (third-person singular simple present testifies, present participle testifying, simple past and past participle testified) (ambitransitive)

To make a declaration, or give evidence, under oath.

To make a statement based on personal knowledge or faith.

Synonyms

• bear witness

Source: Wiktionary

Tes"ti*fy, v. i. [imp. & p. p. Testified; p. pr. & vb. n. Testifying.] Etym: [OF. testifier, L. testificari; testis a witness + -ficare (in comp.) to make. See -fy, and cf. Attest, Contest, Detest, Protest, Testament.]

1. To make a solemn declaration, verbal or written, to establish some fact; to give testimony for the purpose of communicating to others a knowledge of something not known to them. Jesus . . . needed not that any should testify of man, for he knew what was in man. John ii. 25.

2. (Law)

Definition: To make a solemn declaration under oath or affirmation, for the purpose of establishing, or making proof of, some fact to a court; to give testimony in a cause depending before a tribunal. One witness shall not testify against any person to cause him to die. Num. xxxv. 30.

3. To declare a charge; to protest; to give information; to bear witness; -- with against. O Israel, . . . I will testify against thee. Ps. l. 7. I testified against them in the day wherein they sold victuals. Neh. xiii. 15.

Tes"ti*fy, v. t.

1. To bear witness to; to support the truth of by testimony; to affirm or declare solemny. We speak that we do know, and testify that we have seen; and ye receive not our witness. John iii. 11.

2. (Law)

Definition: To affirm or declare under oath or affirmation before a tribunal, in order to prove some fact.

Tes"ti*fy, adv.

Definition: In a testy manner; fretfully; peevishly; with petulance.

Source: Webster’s Unabridged Dictionary 1913 Edition