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.
Choi Name Meaning and History. Choi, sometimes spelled Choe or Chey, is a common Korean family name. It is fabled that the origins of this name were derived from the intermixing of Koreans and Chinese eons ago. Choi also means high, superior, lofty or towering, which might explain why this surname is mostly used as surnames of antagonists in Korean soap operas.