projection (Noun) — A prediction made by extrapolating from past observations.
projection (Noun) — Shining of light through a film (or electronic equivalent) so that an enlarged version of an image is shown on a screen.
projection (Noun) — A planned undertaking.
projection (Noun) — Any structure that branches out from a central support.
projection (Noun) — Any solid convex shape that juts out from something.
projection (Noun) — (psychiatry) a defence mechanism by which your own traits and emotions are attributed to someone else.
projection (Noun) — The acoustic phenomenon that gives sound a penetrating quality. ex. "our ukuleles have been designed to have superior sound and projection" ex. "a prime ingredient of public speaking is projection of the voice"
projection (Noun) — The representation of a figure or solid on a plane as it would look from a particular direction.
projection (Noun) — The act of projecting out from something.
projection (Noun) — The act of expelling, projecting or ejecting.