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.
Hepner Genealogy Info: Hepner Last Name Meaning Hepner at RootsWeb databases: Hepner in RootsWeb surname mailing lists: Hepner genealogy mailing list for correspondence and sharing of information pertaining to family histories of the Hepner surname and its variations. Or check the index of mailing lists for a sound-alike name.