(n)a living fossil or so-called `green dinosaur'; genus or subfamily of primitive nut-bearing trees thought to have died out 50 million years ago; a single specimen found in 1994 on Mount Bartle Frere in eastern Australia; not yet officially named, Syn.green dinosaur, genus Bartle-Frere
n. (Bot.) A Bartlett pear, a favorite kind of pear, which originated in England about 1770, and was called Williams' Bonchrétien. It was brought to America, and distributed by Mr. Enoch Bartlett, of Dorchester, Massachusetts. [ 1913 Webster ]