Pair or PAIR or Pairing may refer to:
Government and politics Pair (parliamentary convention), matching of members unable to attend, so as not to change the voting margin Pair, a member of the Prussian House of Lords Pair, the French equivalent of peer, holder of a French Pairie, a French high title roughly equivalent to a member of the British peerage
Mathematics 2 (number), two of something, a pair Unordered pair, or pair set, in mathematics and set theory Ordered pair, or 2-tuple, in mathematics and set theory Pairing, in mathematics, an R-bilinear map of modules, where R is the underlying ring Pair type, in programming languages and type theory, a product type with two component types Topological pair, an inclusion of topological spaces
Science and technology Couple (app), formerly Pair, a mobile application for two people PAIR (puncture-aspiration-injection-reaspiration), in medicine Pairing, a handshaking process in Bluetooth communications Pair programming, an agile software development technique Pairing (computing), the linking together of devices to allow communications between them Twisted pair, a couple of electric wires twisted together
Sports and games Pair, a team of two in pair skating Pair (cricket), a cricket term for being out for 0 in both innings of a match One pair (poker), a type of poker hand Coxless pair or coxed pair, racing rowing shells Pairs, one of many alternate names given to Concentration (card game)
Other uses Au pair, a work agreement Grow a pair, referring to testicles, a slang term meaning act with more courage Patent Application Information Retrieval, an online service providing access to the prosecution histories of U.S. patents and patent applications Peer-Allocated Instant Response, for distance learning in the Netherlands Parts pairing, prevents parts from being swapped Wine pairing, the process of pairing food dishes with wine to enhance the dining experience
See also
Couple (disambiguation), various senses for two joined things Even (disambiguation) Pear, a fruit Pare people, a Tanzanian ethnic group Paired t test, Student's t-test for paired data in statistical hypothesis testing