injector

[ in-jek-ter ]

/ ɪnˈdʒɛk tər /

Save This Word!

noun

a person or thing that injects.

Machinery.

a device for injecting feedwater into a boiler against high pressure by means of a jet of steam.
Also called fuel injector. a mechanism consisting of a pump, valves, and nozzles for spraying fuel into the cylinders of an internal-combustion engine.

QUIZ

QUIZ YOURSELF ON "IS" VS. "ARE"

"Is" it time for a new quiz? "Are" you ready? Then prove your excellent skills on using "is" vs. "are."

Question 1 of 7

IS and ARE are both forms of which verb?

have

TAKE THE QUIZ TO FIND OUT

Origin of injector

First recorded in 1735–45; inject + -or²

Words nearby injector

injectant, injected, injection, injection molding, injection well, injector, injera, in-joke, injudicious, Injun, injunct

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use injector in a sentence

A jet injector — that’s what they’re called — subjects a vaccine to different conditions than a sterile needle and syringe.
Vietnam-era draftees may recall inoculations without needles. They were fast.|John Kelly|February 1, 2021|Washington Post
Set the injector as low as possible, as it works best with smallest possible lift.
Farm Engines and How to Run Them|James H. Stephenson
Care should be taken that the injector is not so near the boiler as to become heated, else it will not work.
Farm Engines and How to Run Them|James H. Stephenson
Starting an injector always requires some skill, and injectors differ.
Farm Engines and How to Run Them|James H. Stephenson

Of course you must be sure that all joints are air-tight, else the injector will not work under any conditions.
Farm Engines and How to Run Them|James H. Stephenson
Never use an injector where a pump can be used, as the injector is much more wasteful of steam.
Farm Engines and How to Run Them|James H. Stephenson

British Dictionary definitions for injector

injector

/ (ɪnˈdʒɛktə) /

noun

a person or thing that injects

a device for spraying fuel into the combustion chamber of an internal-combustion engine

Also: inspirator a device for forcing water into a steam boiler

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012