injection

Universal Words noun 1 [C,U] an act of injecting sb with a drug or other substance: to give sb an injection * He was treated with penicillin injections. * An anaesthetic was administered by injection. * daily injections of insulin 2 [C] a large sum of money that is spent to help improve a situation, business, etc: The theatre faces closure unless it gets an urgent cash injection. 3 [U,C] an act of forcing liquid into sth: a fuel injection system