inject

verb in·ject \ in-ˈjekt \

|Updated on: 16 Jul 2018

Examples: inject in a Sentence

Definition of inject

injected; injecting; injects

transitive verb

1 a : 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 campaign
—Current Biography

—

injectable

play \in-ˈjek-tə-bəl\ adjective or noun

—

injector

play \in-ˈjek-tər\ noun

See inject defined for English-language learners

See inject defined for kids

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 of inject from the Web

Hyaluronidase is a naturally-occurring enzyme in the body that metabolizes hyaluronic acid, and can be injected as an antidote to existing filler.

— samantha sasso, refinery29.com, "Yes, You Can Remove Your Lip Fillers — Here's How," 9 July 2018
Insecticides are either injected into a tree by a professional, or property owners can pour a solution over the base of trees.

— lee bergquist, Milwaukee Journal Sentinel, "Emerald ash borer continues to decimate trees 10 years after it was discovered in Wisconsin," 25 June 2018
On Wednesday, Reveal News reported allegations that children were forcibly injected with drugs at Shiloh Treatment Center in Houston.

— emily stewart, Vox, "The multibillion-dollar business of sheltering migrant children, explained," 23 June 2018
Just a few milligrams of the naturally occurring carbohydrate-binding protein are enough to kill someone when injected, swallowed or inhaled.

— fabian schmidt, USA TODAY, "Ex-Russian spy attacked with unknown nerve agent. Here are the top 5 deadly poisons," 9 Mar. 2018
The risk is especially high when injecting the vascular buttocks.

— jolene edgar, Harper's BAZAAR, "Silicone Injections Are Deadlier Than Ever," 30 Jan. 2018
When a mother injects a child with a syringe, the mother is entering the child’s body in a way that could be symbolic for emasculating him.

— anna silman, The Cut, "Has There Ever Been a Real-life Case Like Phantom Thread?," 26 Jan. 2018
Last year, voters ousted the Christian governor of Jakarta, a confidant of the president, in favor of a candidate with Islamist support, injecting uncertainty into Mr. Widodo’s political position.

— ben otto, WSJ, "Islamist Losses in Local Polls Ease Pressure on Indonesia's President," 27 June 2018
Valee injects himself into the track with a much more uptempo flow than Boat previously exuded.

— michael saponara, Billboard, "Lil Yachty & Valee Connect for New Song 'Wombo': Listen," 26 June 2018

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.

Origin and Etymology of inject

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

NEW! Time Traveler

First Known Use: 1601

in the meaning defined at sense 1a

See Words from the same year

inject Synonyms

INJECT Defined for English Language Learners

inject

verb

Definition of inject for English Language Learners

: 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

INJECT Defined for Kids

inject

verb in·ject \ in-ˈjekt \

Definition of inject for Students

injected; injecting

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.

Word Root of inject

The Latin word jacere, meaning “to throw,” and its form jactus give us the root ject. Words from the Latin jacere have something to do with throwing. To reject is to throw back or away. To eject is to throw out. To inject is to throw one thing into another. To project is to throw forward onto a surface.

Medical Dictionary

inject

transitive verb in·ject \ in-ˈjekt \

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