plural of pigeonhole principle

(evolutionary biology) A principle of asymmetry in selective pressure between predators and prey.

Alternative form of life-dinner principle

Because of one's values or beliefs.

A geometric rule that describes the orientation of the plane of focus of an optical system (such as a camera) when the lens plane is not parallel to the image plane.

(philosophy) The proposition that nothing happens without a sufficient reason why it should be as it is and not otherwise.

(historical) The political philosophy espoused by Sun Yat-sen and the Chinese Nationalist Party.

plural of dictionary on historical principles

(lexicography) A type of scholarly dictionary that displays the history of lexical items through citations.

(law) The principle, in international law, that sovereign states may act in any way they wish as long as they do not contravene an explicit prohibition.