witness
noun
someone who sees an event and reports what happened
a close observer; someone who looks at something (such as an exhibition of some kind)
“the spectators applauded the performance”
“television viewers”
testimony by word or deed to your religious faith
(law) a person who attests to the genuineness of a document or signature by adding their own signature
(law) a person who testifies under oath in a court of law
verb
be a witness to
“She witnessed the accident and had to testify in court”
perceive or be contemporaneous with
“We found Republicans winning the offices”
“You'll see a lot of cheating in this school”
Source: WordNet 3.1, Princeton University
