Usage Contextacademicbusiness

Note: Often confused with "affect".

Effect

//ɪˈfɛkt//

Word Type

Noun
Verb

The word "effect" can be used as noun and verb.

Word Relationships

Opposites (Antonyms)

cause

Causes

happen

Derived Terms

Abney effect Aharonov-Bohm effect Al Jazeera effect Allais effect Allee effect Amazon effect Anrep effect Askaryan effect Auger effect Auger-Meitner effect Autler-Townes effect Averch-Johnson effect Baader-Meinhof effect Balassa-Samuelson effect Baldwin effect Bambi effect Barkhausen effect Barnett effect Barnum effect Baskerville effect Bayliss effect Ben Franklin effect Bernoulli effect Bezold effect Bezold-Brücke effect Biefeld-Brown effect Bilbao effect Blackett effect Bohr effect Bowditch effect Bradley effect Branly effect Brazil nut effect Bridgman effect Bruce effect Brussels effect CNN effect CSI effect California effect Casimir effect Cerenkov effect Cheerio effect Cheerios effect Cher effect Cherenkov effect Christiansen effect Christmas tree effect Christofilos effect Cinderella effect Clayden effect Coandă effect Compton effect Coolidge effect Coriolis effect Cotton effect Cotton-Mouton effect Crabtree effect Cupertino effect Dead Sea effect Debye-Falkenhagen effect Delia effect Dellinger effect Dember effect Diderot effect Dole effect Dorian Gray effect Downing effect Dr. Fox effect Droste effect ELIZA effect Eagle effect Early effect Eberhard effect Edison effect Einstein–de Haas effect Einstellung effect Emerson effect Epps effect Ettingshausen effect Evershed effect Eötvös effect F/X FX Fano effect Faraday effect Ferguson effect Ferranti effect Fink effect Florence Nightingale effect Flutie effect Flynn effect Forbush effect Forer effect Forrester effect Franssen effect Frey effect Fröhlich effect Fujiwhara effect Fåhræus effect Fåhræus-Lindqvist effect Gell-Mann Amnesia effect Gerschenkron effect Gibbs-Donnan effect Gibbs-Marangoni effect Gibbs-Thomson effect Glasgow effect Google effect Gruen effect Gunn effect Haas effect Haldane effect Hall effect Hallwachs effect Hanbury Brown and Twiss effect Hanbury Brown-Twiss effect Hawthorne effect Helmholtz-Kohlrausch effect Hohlraum effect Hoskins effect Hound of the Baskervilles effect IKEA effect Jade Goody effect Jahn-Teller effect January effect Jod-Basedow effect Josephson effect Joule-Kelvin effect Joule-Thomson effect Kapitza-Dirac effect Kautsky effect Kaye effect Kelvin-Joule effect Ken Burns effect Kerr effect Keynes effect Kirkendall effect Kondo effect Kuleshov effect Köhler effect Lake Wobegon effect Land effect Larsen effect Las Vegas effect Lazarus effect Lee-Boot effect Leidenfrost effect Lenard effect Lense-Thirring effect Levitin effect Lindy effect Little-Parks effect Lorrain Smith effect Magnus effect Malter effect Mandela effect Mars effect Massenerhebung effect Matilda effect McClintock effect McCollough effect McGurk effect Meissner effect Mellanby effect Miller effect Mohring effect Moneymaker effect Mould effect Mozart effect Mpemba effect Mullins effect Munroe effect Munroe-Neumann effect Mössbauer effect Nernst effect Neumann effect Nordtvedt effect Novaya Zemlya effect Oberth effect Odagiri effect Okorokov effect Olivera-Tanzi effect Olympic village effect Oprah effect Osborne effect Ovsiankina effect Pac-Man effect Pais effect Papageno effect Paschen-Back effect Pasteur effect Paul Bert effect Payne effect Peltier effect Peltzman effect Penn effect Perky effect Petkau effect Pigou effect Pockels effect Poynting-Robertson effect Proteus effect Pulfrich effect Purkinje effect Purkyne effect Purkyně effect Pygmalion effect Raman effect Ramsauer-Townsend effect Rashomon effect Ringelmann effect Robin Hood effect Root effect Rosenthal effect Rossiter-McLaughlin effect Russian novel effect Sadler effect Sagnac effect Schottky effect Schwinger effect Seebeck effect Shapiro effect Shipman effect Shubnikov-de Haas effect Signor-Lipps effect Simon effect Sisyphus effect Slashdot effect SnackWell effect Somogyi effect Stark effect Stockholm effect Streisand effect Stroop effect Suess effect Sylvia Plath effect Szilard-Chalmers effect Tanada effect Tanzi effect Tetris effect Thatcher effect Thomson effect Thorpe-Ingold effect Ting Hai effect Tocqueville effect Troxler effect Twomey effect Tyndall effect Unruh effect Vandenbergh effect Veblen effect Villari effect Voigt effect Vroman effect Wahlund effect Wallace effect Warburg effect Weinstein effect Weissenberg effect Wellesley effect Werther effect Westermarck effect Whitten effect Wien effect Wigner effect Wilder effect Wilson-Bappu effect Withgott effect Wolff-Chaikoff effect YORP effect Yarkovsky-O'Keefe-Radzievskii-Paddack effect Zeeman effect Zeigarnik effect accelerator effect acousto-optic effect adverse effect aha effect anchoring effect anti-greenhouse effect audience effect autokinetic effect avalanche effect backfire effect bandwagon effect bank effect barber pole effect betavoltaic effect big-fish-little-pond effect bioeffect birthday effect black drop effect boomerang effect bouba/kiki effect brown ocean effect bullwhip effect butt-brush effect by-effect bystander effect cage effect calendar effect cannonball effect capture effect catapult effect catch-up effect catfish effect cause and effect ceiling effect cheerleader effect chilling effect chimney effect cis effect clientele effect closing time effect coattail effect cobra effect cocktail party effect coeffect cohort effect come into effect common ion effect common-ion effect concentration effect corset effect countereffect cross-race effect cumulative effect curb cut effect decoy effect denomination effect desired effect disposition effect distancing effect dosis-effect double effect edge effect effect size effectful effection effectism effectless effectome effectuation electrocaloric effect embedding effect endowment effect entourage effect eureka effect experience effect fect field effect flash-lag effect floor effect flow on effect flow-on effect founder effect framing effect fraternal birth order effect fraternal birth-order effect free surface effect ganzfeld effect gauche effect gem-disubstituent effect generation effect geodetic effect green-beard effect ground effect ground effect machine ground-effect machine ground-effect vehicle gunslinger effect gyromagnetic effect halo effect hard-easy effect healthy participant effect home market effect horizon effect hot chocolate effect hothouse effect household effect ideomotor effect ill-effect in effect in full effect inductive effect inert pair effect inner-platform effect intereffect international Fisher effect isoeffect isotope effect jack-in-the-box effect kappa effect keystone effect kiki/bouba effect knife-edge effect lake effect lake-effect late effect lawn dart effect legal effect leveling effect lipstick effect lotus effect magneto-optic Kerr effect magneto-optic effect magnetocaloric effect maleffect martini effect mass effect maternal effect memory effect mere exposure effect mesomeric effect mid-domain effect name-letter effect narrow-width effect neglected firm effect neighbourhood effect network effect nocebo effect noodle effect nuclear Overhauser effect oblique effect oddity effect or words to that effect ouzo effect overview effect pandemonium effect personal effects photo-Dember effect photoelectric effect photoelectromagnetic effect photoferroelectric effect photovoltaic effect piezoelectric effect piezoresistive effect pinch effect placebo effect plateau effect popcorn effect positivity effect practical effect pratfall effect precedence effect primacy effect protégé effect proximity effect psychoeffect pull effect put into effect pyroelectric effect quantum Hall effect quantum Zeno effect rally 'round the flag effect ransom note effect ratchet effect rebound effect recency effect resonance effect reverse Magnus effect rocking horse effect salt-effect distillation screen-door effect second gas effect second-round effect second-system effect serape effect serial position effect shadow blister effect sheepskin effect side-effect silk screen effect skin effect sleeper effect slingshot effect small firm effect snob effect spaghetti bowl effect spillover effect spin Hall effect spot effect spotlight effect squat effect stack effect status effect subeffect take effect tau effect teapot effect testing effect thermoeffect third-person effect threshold effect to that effect to the effect to this effect trampoline effect trans effect transverse flow effect trapdoor effect trench effect triboelectric effect venturi effect vital effect von Restorff effect wagon-wheel effect washback effect water cooler effect water-cooler effect watercooler effect weapons effect wedding ring effect weekend effect white coat effect wick effect wing in ground effect wing-in-surface-effect ship women are wonderful effect zombie effect

Distinct From

cause

Etymologically Related To

affect fact infect

Inflected/Variant Forms

affect

Narrower Terms (Hyponyms)

Allison effect Barnum effect Bauschinger effect Bridgman effect Casimir effect Cheerios effect Cher effect Cherenkov effect Coriolis effect Dahl effect Davis-Barnes effect Doppler effect Dunning-Kruger effect Eliza effect Faraday effect Forer effect Forrester effect Gluskina effect Hall effect Hanbury-Brown-Twiss effect Hill-Robertson effect Joule-Thomson effect Littler effect Lombard effect Marangoni effect Matthew effect Mössbauer effect Nader effect October effect Pauli effect Peltier effect Pockels effect Poisson effect Purkinje effect Pygmalion effect Schwinger effect Seebeck effect Signor-Lipps effect Stark effect Tetris effect Thatcher effect Venturi effect Wood effect Woozle effect Wright effect YORP effect Yarkovsky effect Zeeman effect Zeigarnik effect acousto-optic effect adverse effect after-effect aftereffect aha effect backfire effect bandwagon effect bank effect betavoltaic effect boomerang effect butterfly effect capstan effect chimney effect cis effect compromise effect cumulative effect cutaneous rabbit effect de Haas-Van Alphen effect desired effect disulfiram effect domino effect edge effect eureka effect fraternal birth order effect geodetic effect grapevine effect greenhouse effect ground effect gyromagnetic effect hipster effect hothouse effect ideomotor effect ill effect inductive effect isotope effect knock-on effect lake effect lazy battery effect lotus effect mass effect maybe baby effect mesomeric effect neighbourhood effect nocebo effect photoeffect photoelectric effect photovoltaic effect piezoelectric effect piezoresistive effect placebo effect plateau effect practical effect primacy effect pyroelectric effect quantum Hall effect resonance effect ripple effect runaway albedo effect selection effect side effect site effect size effect skin effect snowball effect sound effect special effect spillover effect spoiler effect spot effect stack effect status effect streetlight effect threshold effect trans effect triboelectric effect visual effect waterfall effect white coat effect

Manner Of

act cause

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.