of, pertaining to, or characteristic of Pavlov or his work, especially of experiments in which he elicited predictable responses from laboratory animals.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a gadget; dingus; thingumbob.
a chattering or flighty, light-headed person.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
1931, from the theories, experiments, and methods of Rus. physiologist Ivan Petrovich Pavlov (1849-1936), especially in connection with the salivary reflexes of dogs to mental stimulus of the sound of a bell (attested from 1911, in Pavloff [sic] method).