Noun

(en noun)

Something which projects, protrudes, juts out, sticks out, or stands out.

The face of the cliff had many projections which are big enough for birds to nest on.

The action of projecting]] or throwing or [[propel, propelling something.

The display of an image by devices such as movie projector, video projector, overhead projector or slide projector.

A forecast or prognosis obtained by extrapolation

(psychology) A belief or assumption that others have similar thoughts and experiences as oneself

(photography) The image that a translucent object casts onto another object.

(cartography) 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.

(geometry) An image of an object on a surface of fewer dimensions.

(linear algebra) An idempotent linear transformation which maps vectors from a vector space onto a subspace.

(mathematics) A transformation which extracts a fragment of a mathematical object.

(category theory) A morphism from a categorical product to one of its (two) components.

Noun

(en noun)

The act of objecting.

* {{quote-magazine, date=2013-06-07, author= Ed Pilkington

, volume=188, issue=26, page=6, magazine=(The Guardian Weekly) , title= ‘Killer robots’ should be banned in advance, UN told , passage=In his submission to the UN, [Christof] Heyns points to the experience of drones. Unmanned aerial vehicles were intended initially only for surveillance, and their use for offensive purposes was prohibited, yet once strategists realised their perceived advantages as a means of carrying out targeted killings, all objections were swept out of the way.}}

A statement expressing opposition, or a reason or cause for expressing opposition (generally followed by the adposition to ).

(legal) An official protest raised in a court of law during a legal trial over a violation of the rules of the court by the opposing party.