|an extraordinary or unusual thing, person, or event; an
exceptional example or instance.| |a chattering or flighty,
light-headed person.| |Gould (gld) Pronunciation Key American
paleontologist and evolutionary biologist who with Niles
Eldredge developed the theory of punctuated equilibrium in 1972.
He published numerous books which popularized his sometimes
controversial ideas on evolutionary theory among the general
public.