1) A belief or judgment that rests on grounds insufficient to produce complete
certainty (Dictionary.com). See also: → public opinion.
M.E., from O.Fr., from L. opinion- "opinion, conjecture; appreciation," from opinari "to think, judge, suppose," from PIE *op- "to choose."
Pažân, from Pashtu pežân, Sogd. patzân, Khotanese paysân- "to know;" Av. paiti-zan- "to recognize, acknowledge, appreciate;" from prefix paiti- + zan- "to know, have knowledge;" cf Mod.Pers. farzâné "intelligent; wise," dân-, dânestan "to know," variant šenâxtan "to know, recognize," → science.
Fr.: opinion publique
The collective opinion of many people on some issue, problem, etc., especially as a guide to action, decision, or the like (Dictionary.com).