意見の定義と意味 - メリアム・ウェブスター

OPINION Definition & Meaning - Merriam-Webster Est. 1828 Dictionary Definition Definition Synonyms Synonym Chooser Example Sentences Word History Phrases Containing Rhymes Entries Near Related Articles Cite this Entry Citation Kids Definition Kids Medical Definition Medical Legal Definition Legal More from M-W Show more Show more Citation Kids Medical Legal More from M-W Save Word To save this word, you'll need to log in. Log In opinion noun opin·​ion ə-ˈpin-yən Synonyms of opinion Simple Definition A Simple Definition is available from our Learner's Dictionary to help you understand the meaning faster. 1 a : a view, judgment, or appraisal formed in the mind about a particular matter We asked them for their opinions about the new stadium. b : approval , esteem I have no great opinion of his work. 2 a : belief stronger than impression and less strong than positive knowledge a person of rigid opinions has enough knowledge to offer an informed opinion [=an opinion based on information] b : a generally held view news programs that shape public opinion Contrary to popular opinion [=what many people think] , money does not always bring happiness. 3 a : a formal written expression of judgment or advice by an expert My doctor says I need surgery, but I'm going to get a second opinion . heard expert opinions at the meeting b : the formal expression (as by a judge, court, or referee) of the legal reasons and principles upon which a legal decision is based The Chief Justice wrote the majority opinion . An opinion from the high court is expected by the end of June. — Jimmy Jenkins opinioned ə-ˈpin-yənd adjective Synonyms of opinion Relevance belief view mind attitude feeling conviction See All Synonyms & Antonyms in Thesaurus Choose the Right Synonym for opinion opinion , view , belief , conviction , persuasion , sentiment mean a judgment one holds as true. opinion implies a conclusion thought out yet open to dispute. each expert seemed to have a different opinion view suggests a subjective opinion. very assertive in stating his views belief implies often deliberate acceptance and intellectual assent. a firm belief in her party's platform conviction applies to a firmly and seriously held belief. the conviction that animal life is as sacred as human persuasion suggests a belief grounded on assurance (as by evidence) of its truth. was of the persuasion that everything changes sentiment suggests a settled opinion reflective of one's feelings. her feminist sentiments are well-known Examples of opinion in a Sentence We asked for their opinions about the new stadium. In my opinion , it's the best car on the market. The article discusses two recent Supreme Court opinions . Recent Examples on the Web Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback . All opinions expressed by the CNBC Pro contributors are solely their opinions and do not reflect the opinions of CNBC, or its parent company or affiliates, and may have been previously disseminated by them on television, radio, internet or another medium. — Carter Braxton Worth, CNBC , 24 Apr. 2026 Ugg Cozy Chenille Slipper Socks Cozy socks are nonnegotiable in any wardrobe — in my opinion , anyway. — Clara McMahon, PEOPLE , 24 Apr. 2026 Apple goes along to get along Tim Cook generally seems keen to avoid expressing anything that might be perceived as a personal opinion in public. — ArsTechnica , 24 Apr. 2026 Much of the international press and public opinion has only now taken notice of Cuba and found a country in ruins. — Carlos Manuel Alvarez, Time , 24 Apr. 2026 See All Example Sentences for opinion Word History Etymology Middle English opinioun, borrowed from Anglo-French & Latin; Anglo-French opinion, borrowed from Latin opīniōn-, opīniō "what or how one thinks about something, expectation, estimation, reputation," from opīn-, base of opīnārī "to hold as an opinion, think, have in mind" (of obscure origin) + -iōn-, -iō, suffix of verbal action First Known Use 14th century, in the meaning defined at sense 1a Time Traveler The first known use of opinion was in the 14th century See more words from the same century Phrases Containing opinion a difference of opinion a matter of opinion be of the opinion change one's opinion / views consensus of opinion contrary to popular opinion general opinion have a high opinion of (something) have a low opinion of (something) medical opinion opinion maker opinion piece opinion poll public opinion second opinion self - opinion the court of public / world opinion Rhymes for opinion dominion inion minion minyan pinion pinyon See All Rhymes for opinion Browse Nearby Words opinicus opinion opinionable See all Nearby Words Articles Related to opinion Is 'Consensus of Opinion' Redundant? Is 'consensus of opinion' redundant? Cite this Entry Style MLA Chicago APA Merriam-Webster “Opinion.” Merriam-Webster.com Dictionary , Merriam-Webster, https://www.merriam-webster.com/dictionary/opinion. Accessed 30 Apr. 2026. Copy Citation Kids Definition opinion noun opin·​ion ə-ˈpin-yən 1 : a judgment about a person or thing 2 : a belief based on experience and on seeing certain facts that falls short of positive knowledge 3 a : a statement by an expert after careful study you better get a doctor's opinion b : a formal statement from a judge or court of the reasons for a legal decision Medical Definition opinion noun opin·​ion ə-ˈpin-yən : a formal expression of judgment or advice by an expert wanted a second opinion on the advisability of performing the operation Legal Definition opinion noun opin·​ion ə-ˈpin-yən 1 a : a belief stronger than impression and less strong than positive knowledge b : a formal expression of a judgment or appraisal by an expert see also opinion testimony at testimony compare fact 2 a : advice or evaluation regarding the legal issues involved in a situation given by an attorney to a client an opinion of title called also legal opinion see also opinion letter at letter sense 1 b : an advisory opinion issued by an authorized public official (as an attorney general) or a recognized body (as the American Bar Association) 3 a : the formal written expression by a court or judge of the reasons and principles of law upon which the decision in a case is based compare holding , judgment , ruling — advisory opinion : a nonbinding opinion or evaluation of a court or other judicial or quasi-judicial authority or body regarding the effect of the law on a situation that does not present an actual controversy between parties to answer questions which were not brought before this Court would be to issue an advisory opinion — JBC of Wyoming Corp. v. City of Cheyenne , 843 P.2d 1190 (1992) Note: Advisory opinions are issued especially by administrative agencies and by some state courts. Federal courts are constrained by the U.S. Constitution to deciding only cases or controversies and cannot issue advisory opinions. — concurring opinion : an opinion by a judge who agrees with the result in a case but not necessarily with the reasoning used to reach it — dissenting opinion : an opinion by a judge who disagrees with the result in a case — majority opinion : an opinion in a case that is written by one judge and in which a majority of the judges on the court join — memorandum opinion : a brief opinion of a court that announces the result of a case without extensive discussion and that is usually unpublished and cannot be cited as precedent : an opinion of the U.S. Tax Court that is ordered not to be published but that is authoritative as precedent a : an opinion of a court that sets forth the court's views or intended decision in a case but does not constitute the judgment b : an opinion of a court or judge setting forth the conclusions and findings and containing or constituting the actual order, judgment, or decree in the case — per curiam opinion : a usually very brief unanimous opinion attributed to the court as a whole and not to any particular judge — plurality opinion : an opinion with which a majority of the judges on the court concur in result but not in reasoning — separate opinion : an opinion written separately by a judge who dissents or who concurs only in the result of the majority opinion — slip opinion : an opinion published in temporary form soon after the decision is rendered b : a written explanation for a decision reached by an official (as an arbitrator) presiding over the nonjudicial resolution of a dispute More from Merriam-Webster on opinion Nglish: Translation of opinion for Spanish Speakers Britannica.com: Encyclopedia article about opinion Last Updated: 25 Apr 2026 - Updated example sentences Love words? Need even more definitions? Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! Merriam-Webster unabridged More from Merriam-Webster Word of the Day interlocutor See Definitions and Examples » Get Word of the Day daily email! Popular in Grammar & Usage See More More Commonly Mispronounced Words 5 Verbal Slip Ups and Language Mistakes Is that lie 'bald-faced' or 'bold-faced'? The Difference Between 'i.e.' and 'e.g.' Why is '-ed' sometimes pronounced at the end of a word? See More Popular in Wordplay See More The Longest Long Words List 9 Other Words for Beautiful Why do we 'bury the lede?' 'Za' and 9 Other Words to Help You Win at SCRABBLE Terroir, Oenophile, & Magnum: Ten Words About Wine See More Popular See More More Commonly Mispronounced Words The Longest Long Words List 9 Other Words for Beautiful See More Games & Quizzes See All Quordle Can you solve 4 words at once? Play Blossom Pick the best words! Play The Missing Letter A daily crossword with a twist Play Sound Check: A Musical Word Quiz Tune-up your vocabulary Take the quiz See All