Definition of rhyncholite in English:

rhyncholite

noun

  • A fossilized jaw (beak) of a cephalopod mollusc.

Origin

Mid 19th century; earliest use found in William Buckland (1784–1856), geologist and dean of Westminster. From rhyncho- + -lite, after French rhyncolite.

Pronunciation

rhyncholite

/ˈrɪŋkəlʌɪt/