Witnesser

wit·ness  (wtns)

n.

1.

a. One who can give a firsthand account of something seen, heard, or experienced: a witness to the accident.

b. One who furnishes evidence.

2. Something that serves as evidence; a sign.

3. Law

a. One who is called on to testify before a court.

b. One who is called on to be present at a transaction in order to attest to what takes place.

c. One who signs one's name to a document for the purpose of attesting to its authenticity.

4. An attestation to a fact, statement, or event; testimony.

5.

a. One who publicly affirms religious faith.

b. Witness A member of the Jehovah's Witnesses.

v. wit·nessed, wit·ness·ing, wit·ness·es

v.tr.

1.

a. To be present at or have personal knowledge of.

b. To take note of; observe.

2. To provide or serve as evidence of. See Synonyms at indicate.

3. To testify to; bear witness.

4. To be the setting or site of: This old auditorium has witnessed many ceremonies.

5. To attest to the legality or authenticity of by signing one's name to.

v.intr.

1. To furnish or serve as evidence; testify.

2. To testify to one's religious beliefs.

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[Middle English, from Old English, from wit, knowledge; see wit¹.]

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witness·er n.

Thesaurus

Noun

1.

witnesser - someone who sees an event and reports what happened witness, informant beholder, observer, perceiver, percipient - a person who becomes aware (of things or events) through the senses attester, attestant - someone who affirms or vouches for the correctness or truth or genuineness of something speaker, talker, verbaliser, verbalizer, utterer - someone who expresses in language; someone who talks (especially someone who delivers a public speech or someone especially garrulous); "the speaker at commencement"; "an utterer of useful maxims" deponent, deposer, testifier - a person who testifies or gives a deposition