Bŭ'fon-ite, n.
[Fr. bufonite, from Lat. bufo, toad.] (Paleon.) A fossil consisting of the petrified teeth and palatal bones of fishes belonging to the family of Pycnodonts (thick-teeth), whose remains occur in the oölite and chalk formations; — so named from a notion that it was originally found in the head of a toad; toad-stone. Page.