a stimulus that is just strong enough to elicit a response. unconditioned stimulus. any stimulus that is capable of eliciting an unconditioned response. See also conditioning. unstructured stimulus. an unclear or ambiguous stimulus, the perception of which is influenced to a greater extent by the characteristics of the perceiver than by those of the stimulus.
Yip, YIP, or yips may refer to: Yip (nickname), a list of people. Ye (surname), a Chinese surname also romanized as Yip (è), including a list of people.
Lee is an English and Chinese name of Old English, Celtic, Old Greek, Germanic, French, Chinese, and English origin. Old English origin, English use: The first name is from an English surname, which is itself from a place name, of the Old English 'leah' (meaning wood, clearing, meadow) or 'hleo'. The name is famous in the USA from the Confederate general Robert E. Lee (1807-1970).