From WordNet (r) 3.0 (2006) :
comment
n 1: a statement that expresses a personal opinion or belief or
adds information; "from time to time she contributed a
personal comment on his account" [syn: remark, comment,
input]
2: a written explanation or criticism or illustration that is
added to a book or other textual material; "he wrote an
extended comment on the proposal" [syn: comment,
commentary]
3: a report (often malicious) about the behavior of other
people; "the divorce caused much gossip" [syn: gossip,
comment, scuttlebutt]
v 1: make or write a comment on; "he commented the paper of his
colleague" [syn: comment, notice, remark, point
out]
2: explain or interpret something
3: provide interlinear explanations for words or phrases; "He
annotated on what his teacher had written" [syn: gloss,
comment, annotate]