Definitions

1. verb

to introduce or introduce a liquid, gas, or other substance into a part of the body or into a system, especially through a needle or tube.

“The doctor will inject the patient with the necessary vaccines.”

2. verb

to introduce an idea or influence into a situation, especially subtly or indirectly.

“The new policy will inject some much-needed funds into the local economy.”

3. noun

the act of introducing a substance into the body or into a system.

“The injection of the antibiotic helped to cure the patient’s infection.”

4. noun

a substance that is introduced into the body or into a system by injection.

“The medication is an injection that should be taken once a week.”