in·​ject | \ in-ˈjekt How to pronounce inject (audio) \
injected; injecting; injects

Definition of inject

transitive verb

1a : to introduce into something forcefully inject fuel into an engine
b : to force a fluid into (as for medical purposes) inject a drug into the bloodstream
2 : to introduce as an element or factor in or into some situation or subject condemning any attempt to inject religious bigotry into the campaignCurrent Biography

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Other Words from inject

injectable \ in-​ˈjek-​tə-​bəl How to pronounce injectable (audio) \ adjective or noun
injector \ in-​ˈjek-​tər How to pronounce injector (audio) \ noun

Examples of inject in a Sentence

She told a few jokes to inject a little humor into her speech. We need to inject some life into this party.
Recent Examples on the Web Lincoln, already known for its Honda manufacturing plant and nearby Talladega Superspeedway, is building a $6 million fishing park that local leaders hope will inject more tourism dollars into the small town off Interstate 20. William Thornton |, al, "Lincoln begins work on $6 million, 38-acre fishing park," 25 June 2020 If Dallas’ defense is indeed as multiple as we’ve been led to believe, then Adams would be the perfect type of player to inject into the defense. John Owning, Dallas News, "Film room: What kind of impact would a do-it-all safety like Jamal Adams have in the Cowboys’ defense?," 22 June 2020 The scarcity of these antibodies is leading researchers to try and clone the cells responsible for producing them in the hopes of mass producing the particles in order to re-inject them into sick patients, Ogden said. Elizabeth Elkind, CBS News, "What are "super" antibodies? Doctor explains cells found in less than 5% of COVID-19 patients," 17 June 2020 Why, exactly, the Fed feels it necessary to inject more dollars into the corporate credit market is hard to fathom. Steven Pearlstein, Washington Post, "The Fed is addicted to propping up the markets, even without a need," 17 June 2020 Tile floor phrases are an opportunity to inject fun personality into an otherwise unremarkable surface. Laura Lambert, Better Homes & Gardens, "These Floor Tile Phrases Will Make You Smile Every Time You Walk into the Room," 17 June 2020 While both sides speak of it as an opportunity to inject fresh impetus into the proceedings, officials say Monday’s conversation won’t be a forum for negotiation. Ian Wishart,, "Boris Johnson Returns to Brexit With Aim of Firing Up Faltering Talks," 15 June 2020 The chief motivation then was to inject the league with more offense to increase attendance. Los Angeles Times, "Why a coronavirus-shortened MLB season could lead to a National League DH rule," 14 June 2020 Mnuchin credits a bipartisan effort to inject about $6 trillion into the economy through fiscal and monetary stimulus for the beginnings of an economic recovery. Saleha Mohsin,, "Mnuchin Says U.S. Can’t Shut Economy Even If Virus Resurges," 14 June 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'inject.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of inject

1601, in the meaning defined at sense 1a

History and Etymology for inject

Latin injectus, past participle of inicere, from in- + jacere to throw — more at jet

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Time Traveler for inject

Time Traveler

The first known use of inject was in 1601

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Statistics for inject

Last Updated

29 Jun 2020

Cite this Entry

“Inject.” Dictionary, Merriam-Webster, Accessed 9 Jul. 2020.

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More Definitions for inject


How to pronounce inject (audio)

English Language Learners Definition of inject

: to force a liquid medicine or drug into someone or something by using a special needle
: to force (a liquid) into something
: to add (something) to something : to introduce (a particular quality) into something


in·​ject | \ in-ˈjekt How to pronounce inject (audio) \
injected; injecting

Kids Definition of inject

1 : to force a fluid (as a medicine) into by using a special needle
2 : to introduce as something needed or additional He tried to inject confidence into his brother.
in·​ject | \ in-ˈjekt How to pronounce inject (audio) \

Medical Definition of inject

1 : to force a fluid into (a vessel, cavity, or tissue) for preserving, hardening, or coloring structures
2 : to introduce (as by injection or gravity flow) a fluid into (a living body) especially for the purpose of restoring fluid balance, treating nutritional deficiencies or disease, or relieving pain also : to treat (an individual) with injections

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More from Merriam-Webster on inject

Thesaurus: All synonyms and antonyms for inject

Rhyming Dictionary: Words that rhyme with inject

Spanish Central: Translation of inject

Nglish: Translation of inject for Spanish Speakers

Britannica English: Translation of inject for Arabic Speakers

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