Ineffective Definition & Meaning - Merriam-Webster

The meaning of ineffective is not producing an intended effect : ineffectual. How to use ineffective in a sentence. Login SignUp Hello, Games&Quizzes Thesaurus WordoftheDay Features BuyingGuide M-WBooks MyWordsMyWords ViewRecents Account LogOut ineffective adjective SaveWord in·​ef·​fec·​tive |\ˌi-nə-ˈfek-tiv \ Definitionofineffective 1 :notproducinganintendedeffect:ineffectual ineffectivelighting 2 :notcapableofperformingefficientlyorasexpected:incapable anineffectiveexecutive OtherWordsfromineffective Synonyms&Antonyms MoreExampleSentences LearnMoreAboutineffective OtherWordsfromineffective ineffectively adverb ineffectiveness noun Synonyms&Antonymsforineffective Synonyms counterproductive, feckless, hamstrung, ineffectual, inefficacious, inefficient, inexpedient Antonyms effective, effectual, efficacious, efficient, expedient, operant, ultraefficient VisittheThesaurusforMore  ExamplesofineffectiveinaSentence Thetreatmentwasineffectiveagainstthedisease. anineffectiveefforttoreduceunemploymentthatonlyspurredinflation RecentExamplesontheWeb AweekafterAlabamapiled671totalyardsonArkansas,includingaschool-record559passingyardsfromBryceYoung,thesameoffensewiththesameplayerswasstaggeringlyineffective. — MikeRodak|[email protected],al,27Nov.2021 Buthis41-year-sonisakidneytransplantrecipientwhoseimmunesystemissuppressedbyanti-rejectionmedicationandineffectiveatproducingantibodiesevenafterthreeshotsofacoronavirusvaccine. — ArkansasOnline,25Nov.2021 Whiletestingconcludesthecity'swaterissafetodrink,Lumumbasaidtheoutdatedsystemcancauselowwaterpressurethatisineffectiveatpreventingtoxicsedimentsandbacteriafromcontaminatingdrinkingwater. — RachelScott,ABCNews,21Nov.2021 PadillawascalledonafterPetras,whoinjuredhisshoulderagainstWisconsinonOct.30,wasineffectiveonIowa’sfirstthreedrives. — JohnBohnenkamp,ajc,9Nov.2021 TherearemanytheoriesastowhyEpic’salgorithmissoineffective—fromtheuseofincorrectkeyvariablesinthemodelingexercisetotheneedtorecalibratethesemodelsindifferingenvironments. — ArunShastri,Forbes,2Nov.2021 Forsuchalargeagency,theNYPDisratherineffective,saysHechinger. — AnnalisaMerelli,Quartz,22Oct.2021 Entrepreneursofcolorwhoaren’tmembersofthisclubstillstruggletogetbackingfromventurecapitals,andsomeBlackandbrownemployeessaytheirworkenvironmentsremainindifferentorineffectiveataddressingracialissues. — BostonGlobe.com,1Aug.2021 Adebayowasout,DewayneDedmonandP.J.Tuckerweredealingwithfoultrouble,KZOkpalawasineffective,OmerYurtsevenwasshowinghisyouth. — IraWinderman,sun-sentinel.com,18Nov.2021 Theseexamplesentencesareselectedautomaticallyfromvariousonlinenewssourcestoreflectcurrentusageoftheword'ineffective.'ViewsexpressedintheexamplesdonotrepresenttheopinionofMerriam-Websteroritseditors.Sendusfeedback. SeeMore FirstKnownUseofineffective 1649,inthemeaningdefinedatsense1 LearnMoreAboutineffective Shareineffective PosttheDefinitionofineffectivetoFacebook SharetheDefinitionofineffectiveonTwitter TimeTravelerforineffective Thefirstknownuseofineffectivewas in1649 Seemorewordsfromthesameyear DictionaryEntriesNearineffective ineffaceable ineffective ineffectual SeeMoreNearbyEntries  Statisticsforineffective LastUpdated 4Dec2021 Look-upPopularity CitethisEntry “Ineffective.”Merriam-Webster.comDictionary,Merriam-Webster,https://www.merriam-webster.com/dictionary/ineffective.Accessed8Dec.2021. Style:MLA MLA Chicago APA Merriam-Webster MoreDefinitionsforineffective ineffective adjective EnglishLanguageLearnersDefinitionofineffective :notproducingorhavingtheeffectyouwant:noteffective SeethefulldefinitionforineffectiveintheEnglishLanguageLearnersDictionary ineffective adjective in·​ef·​fec·​tive |\ˌi-nə-ˈfek-tiv \ KidsDefinitionofineffective :nothavingthedesiredeffect Themedicinewasineffective. OtherWordsfromineffective ineffectively adverb MorefromMerriam-Websteronineffective Nglish:TranslationofineffectiveforSpanishSpeakers BritannicaEnglish:TranslationofineffectiveforArabicSpeakers WORDOFTHEDAY milquetoast SeeDefinitionsandExamples» GetWordoftheDaydailyemail! TestYourVocabulary FarmIdiomsQuiz Whatdoes'poke'refertointheexpression'piginapoke'? stable stateofdifficulty bag mudpit Testyourvisualvocabularywithour10-questionchallenge! TAKETHEQUIZ SubscribetoAmerica'slargestdictionaryandgetthousandsmoredefinitionsandadvancedsearch—adfree! Merriam-Websterunabridged WordsatPlay “InVinoVeritas”andOtherLatinPhrasestoLiveBy Top10LatinPhrases Merriam-Webster'sWordsoftheWeek-Dec.3 Fromtheweekending12/3/2021 Is'corps'singularorplural? BlameFrench Funner,Stupider,andOtherWordsThatAreinFactReal Don'targuewiththedictionary AsktheEditors 'Everyday'vs.'EveryDay' Asimpletricktokeepthemseparate WhatIs'SemanticBleaching'? How'literally'canmean"figuratively" Literally Howtouseawordthat(literally)drivessomepe... IsSingular'They'aBetterChoice? Theawkwardcaseof'hisorher' WordGames NameEvenMoreColors MorethanROYGBIV Takethequiz ConfusingWordsStrikesAgain Howmanydoyouknow? Takethequiz NameThatThing Testyourvisualvocabularywithour10-question... Takethequiz