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injector

Line breaks: in|ject¦or
Pronunciation: /ɪnˈdʒɛktə
 
/

Definition of injector in English:

noun

1A person or thing that injects something.
Example sentences
  • Almost three-quarters of intravenous drug users who were previously imprisoned reported that they had injected three or more years ago, compared with 36% of injectors among new entrants.
  • Figures published earlier this year showed that the number of heterosexual Scots being diagnosed as HIV-positive had risen to record levels, overtaking figures for people in high-risk groups such as homosexuals and drug injectors.
  • In their march into Iraq, U.S. Marines discovered Iraqi chemical-biological protection suits and field-syringe injectors filled with a nerve-gas antidote.
1.1 (also fuel injector) (In an internal-combustion engine) the nozzle and valve through which fuel is sprayed into a combustion chamber.
Example sentences
  • The fuel injector may include a valve body which has longitudinal axis.
  • A fuel injector is nothing more than an electronically controlled valve.
  • Extreme heat can also cause wear and tear faster than expected so your Volvo fuel injector must be highly resistant to extreme temperatures.
1.2(In a steam engine) a system of nozzles that uses steam to inject water into a pressurized boiler.
Example sentences
  • Later, top-feed was introduced, shown by two pipes from the injectors circling the boiler to ‘clack valves’ whence the feed water was able to trickle down a series of trays, mixing with the steam and avoiding much scaling of the metal.
  • That means short water inlet, short water outlet up to the bundle, short condensate return to heat the tender, but longer piping for the steam to run the pump, and a full-length pipe for cold water all the way back to the injector.
  • Pumps are more common in warm climates as the injector depends on a temperature difference, i.e. the feed water as cold as possible.

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