projection

noun

1. A forecast or prognosis obtained by extrapolation.
2. A belief or assumption that others have similar thoughts and experiences to one's own, including making accusations that would more fittingly apply to the accuser.
3. The image that a translucent object casts onto another object.
4. Any of several systems of intersecting lines that allow the curved surface of the earth to be represented on a flat surface. The set of mathematics used to calculate coordinate positions.
5. An image of an object on a surface of fewer dimensions.
6. An idempotent linear transformation which maps vectors from a vector space onto a subspace.
7. A transformation which extracts a fragment of a mathematical object.
8. A morphism from a categorical product to one of its (two) components.
9. The preservation of the properties of lexical items while generating the phrase structure of a sentence. See Projection principle.
10. The distance the scent of a perfume radiates off the skin.
11. (archaic) The crisis or decisive point of any process, especially a culinary process.
12. (obsolete) A supposed mechanism for the transmutation of large quantities of base metals.