Synonym Study 1.Opinion,sentiment,view are terms for one's conclusion about something. An opinion is a belief or judgment that falls short of absolute conviction, certainty, or positive knowledge; it is a conclusion that certain facts, ideas, etc., are probably true or likely to prove so: political opinions; an opinion about art; In my opinion this is true.Sentiment (usually pl.) refers to a rather fixed conviction, usually based on feeling or emotion rather than reasoning: These are my sentiments.View is an estimate of something, an intellectual judgment, a critical survey based on a mental examination, particularly of a public matter: views on governmental planning.
c.1300, from O.Fr. opinion (12c.), from L. opinionem (nom. opinio) "opinion, conjecture, what one thinks," from stem of opinari "think, judge, suppose, opine," from PIE *op- "to choose."