Zeitgeber

n. a cue, such as day length, used to activate or time a biological rhythm. See entrainment. [German, “time giver”: first defined scientifically in 1954 by German biologist Jürgen Aschoff (1913–1998)]

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Psychology term of the day

November 24th 2024

stimulus discrimination

the ability to distinguish among different stimuli (e.g., to distinguish a circle from an ellipse) and to respond differently to them.