- injection - the forceful insertion of a substance under pressure
--1 is a kind of insertion, introduction, intromission
--1 has particulars: epidural injectionDerived form: verb inject3 - injection, injectant - any solution that is injected (as into the skin)
--2 is a kind of solution
- injection, shot - the act of putting a liquid into the body by means of a syringe; "the nurse gave him a flu shot"
--3 is a kind of medical care, medical aid
--3 has particulars:intradermal injection; intramuscular injection; intravenous injection; subcutaneous injection Derived form: verb inject1