injection

noun

The act of injecting.

noun

Something that is injected, especially a dose of liquid medicine injected into the body.

noun

A function that is one-to-one.

noun

In geology, the penetration of a rock by a molten magma.

noun

The act of injecting or throwing in; the act of forcing in, as a fluid into a passage, cavity, or substance of loose texture: as, the injection of a drug by means of a syringe; the injection of cold water into a steam-condenser to produce a vacuum.

noun

In anatomy, the act of injecting a body for dissection; the process of filling the vessels or other cavities of a body, or some part of a body, with a preservative, coloring, or other fluid.

noun

Specifically, in medicine, the giving of an enema; also, the enema given.

noun

That which is injected, as a fluid; specifically, any substance or preparation forced into an animal body to preserve it, display it, or otherwise fit it for dissection or other examination.

noun

The state of being hyperemic or bloodshot: as, the injection of the conjunctiva of an inflamed eye.

noun

Figuratively, a throwing in, as of a remark, hint, or suggestion; an injected saying or influence.