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ceratodus

[ suh-rat-uh-duhs, ser-uh-toh-duhs ]
/ səˈræt ə dəs, ˌsɛr əˈtoʊ dəs /
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noun, plural ce·rat·o·dus·es.

a lungfish of either of two genera, Neoceratodus and the extinct Ceratodus, having hornlike ridges on the teeth.

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Origin of ceratodus

First recorded in 1870–75; from New Latin, equivalent to cerat- “horn” + -odus, from Greek odoús “tooth”; see origin at cerat-, tooth
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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British Dictionary definitions for ceratodus

ceratodus
/ (sɪˈrætədəs, ˌsɛrəˈtəʊdəs) /

noun plural -duses

any of various extinct lungfish constituting the genus Ceratodus, common in Cretaceous and Triassic timesCompare barramunda

Word Origin for ceratodus

C19: New Latin, from cerato- + Greek odous tooth
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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