効果の定義と意味 - メリアム・ウェブスター

EFFECT Definition & Meaning - Merriam-Webster Est. 1828 Dictionary Definition noun verb noun 2 noun verb Synonyms Synonym Chooser Example Sentences Word History Phrases Containing Rhymes Entries Near Related Articles Video 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 effect 1 of 2 noun ef·​fect i-ˈfekt e- , ē- , ə- plural effects Synonyms of effect 1 : something that inevitably follows an antecedent (such as a cause or agent) : result , outcome the environmental effects of the policy the health effects of exercise a cumulative effect a cause and effect relationship suffered no ill effects from the treatment My comment had the effect of ending the conversation. The pitcher used her slider to good/great effect . [=with a good/great result] They've complained many times, to little/no effect . By the turn of the century, the adverse effects of using arsenic tint were widely exposed, … and the practice (thankfully) grew out of fashion. — Whitney Robinson 2 a : a distinctive impression The color gives the effect of warmth. The moon's low placement in the sky could also cause the orb to appear bigger than usual, according to NASA, due to an effect dubbed the moon illusion. — Taylor Nicioli b : the creation of a desired impression He paused for dramatic effect before making the big announcement. Reynaldo revved the engine for effect , which made his father laugh. — Nell Salzman c : something designed to produce a distinctive or desired impression: such as (1) : something that alters an artistic work in order to enhance the illusion of reality or heighten dramatic appeal — usually used in plural the play's use of lighting effects We're grateful that the movie doesn't try … to inflate its simple narrative with grandiose action-movie effects . — Terrence Rafferty see also sound effects , special effects (2) : something that alters a sung, played, or recorded sound in order to produce a desired quality — usually used in plural [Les] Paul is also credited with helping pioneer several recording techniques, including delay effects … and overdubbing. — Troy Smith As you arrange your samples, you can add effects like reverb, raise or lower the tempo or even run the sample backward. — N'gai Croal and Walaika Haskins 3 : the quality or state of being operative : operation The parking ban is no longer in effect . … the … city council passed an ordinance in June of last year, going into effect in October. — Killian Baarlaer No coastal warnings or watches were put into effect . — Associated Press The Government intends to pass legislation giving effect to the reforms … — Thomas Coughlan see also take effect 4 : power to bring about a result : influence The content itself of television … is therefore less important than its effect … — Current Biography see also take effect 5 effects plural : movable property : goods household effects see also personal effects 6 : an outward sign : appearance … his sufferings, instead of exciting their compassion, have been celebrated as the visible effects of divine justice. — Edward Gibbon 7 : a goal or purpose : end Before the bond issue can move ahead, City Council must approve the cooperation agreement. Legislation to that effect was introduced this week. — Mark Belko I desire simply to be quit of you; and to that effect , I put a boat and complement of men at your disposal. — Robert Louis Stevenson Is all our travail turn'd to this effect ? — Shakespeare see also: in effect to the effect auger effect bandwagon effect bohr effect butterfly effect coriolis effect domino effect doppler effect edge effect founder effect greenhouse effect hall effect halo effect hawthorne effect lake effect nocebo effect photoelectric effect placebo effect position effect ripple effect side effect zeeman effect effect 2 of 2 verb effected ; effecting ; effects transitive verb 1 : to succeed in doing or achieving (something) : to cause or bring about (something) : accomplish effect a transformation in company culture effected a settlement of the dispute … a powerful reminder of the potential of technology to effect change. — Chris Gallagher 2 : to put into operation the duty of the legislature to effect the will of the citizens … an executive grant of clemency … to effect the prisoner swap. — Eric Tucker et al. Effect vs. Affect : Usage Guide The words effect and affect are often confused. The most common use of effect is as a noun referring to a change or result. The defeat had a terrible effect on the players' spirits. uncertainty about what effect the increase will have The most common use of affect is as a verb meaning "to produce an effect on." The new evidence will affect the outcome of the trial. revisions that affect the final version If you think of affect as the verb and effect as the noun, most of the time you'll be using the word you want. However, there are some exceptions. Sometimes effect is used as a verb meaning "to cause or bring about" or "to accomplish." policies that can effect change Affect is also a noun (pronounced with stress on the first syllable) that refers to an observable emotional response. notes detailing the patient's affect Synonyms of effect Relevance Noun outcome result resultant consequence product Verb cause create bring generate prompt do See All Synonyms & Antonyms in Thesaurus Choose the Right Synonym for effect perform , execute , discharge , accomplish , achieve , effect , fulfill mean to carry out or into effect. perform implies action that follows established patterns or procedures or fulfills agreed-upon requirements and often connotes special skill. performed gymnastics execute stresses the carrying out of what exists in plan or in intent. executed the hit-and-run discharge implies execution and completion of appointed duties or tasks. discharged his duties accomplish stresses the successful completion of a process rather than the means of carrying it out. accomplished everything they set out to do achieve adds to accomplish the implication of conquered difficulties. achieve greatness effect adds to achieve an emphasis on the inherent force in the agent capable of surmounting obstacles. effected sweeping reforms fulfill implies a complete realization of ends or possibilities. fulfilled their ambitions Examples of effect in a Sentence Noun The nation's most solvent individuals—private-equity barons—have not been immune from the ill effects of the credit crunch. — Daniel Gross , Newsweek , 3 Mar. 2008 In the Spanish conquest of the Incas, guns played only a minor role. … They did produce a big psychological effect on those occasions when they managed to fire. — Jared M. Diamond , Guns, Germs, and Steel , 1997 Economic effects of such high speed change are also unpredictable and somewhat chilling … — Genevieve Stuttaford , Publisher's Weekly , 29 July 1996 Unlike the venom of coral snakes, fer-de-lance venom has no direct effect on the nervous system but digests muscle, destroys blood cells and causes hemorrhaging and massive edema (swelling). — Robert K. Colwell , Natural History , April 1985 He now needs more of the drug to achieve the same effect . The experience has had a bad effect on him. Computers have had a profound effect on our lives. The effects of the drug soon wore off. This treatment causes fewer ill effects . The change in policy had little effect on most people. He was able to stop taking the drug without ill effect . The total effect of the painting was one of gloom. The color gives the effect of being warm. He achieves amazing effects with wood. Verb As the whole progress of mathematics from its ancient simplicities to what we call its "higher" modern developments has been effected by assuming impossibilities and inconceivabilities, your line of argument does not seem to me conclusive. — Bernard Shaw circa 4 Nov. 1932 , in Collected Letters: 1926–1950 , 1988 When, at last, rescue is at hand, Jewitt has no hesitation in lying to his old friend and master, Maquinna, in order to effect his escape, although he does persuade the captain of the brig Lydia not to kill the chief. — Carolyn Kizer , New York Times Book Review , 21 Feb. 1988 I had just written the Gossets that your address was Drujon Lane, so I would be obliged if you would drop them a card and tell them your release has been effected . — Flannery O'Connor , The Habit of Being , 1979 Hitherto, while gathering up the discourse of Mr. Brocklehurst and Miss Temple, I had not, at the same time, neglected precautions to secure my personal safety; which I thought would be effected , if I could only elude observation. — Charlotte Brontë , Jane Eyre , 1847 They are trying to effect a settlement of the dispute. The duty of the legislature is to effect the will of the people. See More 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 . Noun Finally, many of us are still concerned with the pollution that fossil fuels cause, especially here in Florida, where the effects of climate change and sea level rise are becoming more obvious by the year. — Tom Caffery, The Orlando Sentinel , 30 Apr. 2026 If voters approve conflicting ballot measures, the one with more yes votes would take effect . — Queenie Wong, Los Angeles Times , 30 Apr. 2026 But other studies also show minimal effects of homework on academic performance. — Brittney Melton, NPR , 30 Apr. 2026 Other businesses have felt the effect of the mountain bike park and the potential impact of the gondola. — John Meyer, Denver Post , 30 Apr. 2026 See All Example Sentences for effect Word History Etymology Noun Middle English effect, effete "achievement, result, capacity to produce a result, gist, purpose,"