(tennis) A situation in which if the receiver wins the next point, (s)he will win the game (but not the set or match).

(tennis, volleyball) A situation where if one of the two players wins the next point, (s)he will win the set (but not the match). / Alternative form of setpoint (“command signal fed into a controller”)

(sports, tennis) A state in a game where a player can win the entire match by winning the next point. Often used in tennis.

In sexual intercourse or masturbation, a level of sexual arousal in the male that results in orgasm and ejaculation, i.e., climax. It is that point at which ejaculating becomes inevitable.

(physics) associated with zero on any scale, but particularly with a temperature of absolute zero

(mathematics) A group of isometries leaving a fixed point.

(ballet) On the tips of one's toes.

(transitive, idiomatic) To identify among a group of similar subjects, or in a scene where the subject might not be readily seen or noticed, with a gesture of the body.

(sciences) a source of pollution, radiation, waves, fluid or other substance that has one specific location (and negligible physical extent, distinguishing a point source from other source geometries). In simulations they can often be approximated using mathematical point sources.

plural of point cloud