plural of practical effect

The phenomenon that, as social conditions and opportunities improve, social frustration grows more quickly.

The phenomenon whereby it is more difficult to detect local feature changes in an upside-down face, despite identical changes being obvious in an upright face.

plural of avalanche effect

(poker) The maximum amount of chips in one's stack that is able to be wagered, after all the possible bets, raises and reraises.

plural of effective stack size

(cinematography) A sound effect representing a single discrete event, such as breaking glass, as opposed to ongoing background sounds.

plural of spot effect

An optical illusion whereby, when a person fixes the gaze on a particular point, an unchanging stimulus away from the fixation point appears to fade away and disappear.

plural of Compton effect