conodont[kō′nə dänt′, kän′ə-]
a very small fossil of the Paleozoic and Mesozoic eras, prob. a tooth from an extinct, eel-like vertebrate
Origin of conodontGerman konodont ; from Classical Greek kōnos, a wedge, cone + odous (gen. odontos), tooth
- Any of various small marine chordates of the group Conodonta of the Paleozoic Era and the Triassic Period, preserved primarily in the form of their conelike teeth.
- A fossil tooth of this chordate. Conodonts are the most widespread Paleozoic microfossils and are important for biostratigraphic indexing.
Origin of conodontGreek kōnos, cone; see kō- in Indo-European roots + –odont.