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[suh-rat-uh-duh s, ser-uh-toh-duh s] /səˈræt ə dəs, ˌsɛr əˈtoʊ dəs/
noun, plural ceratoduses.
a lungfish of either of two genera, Ceratodus or Neoceratodus, having hornlike ridges on the teeth.
Compare barramunda.
Origin of ceratodus
1870-75; < New Latin, equivalent to cerat- cerat- + -odus < Greek odoús tooth Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for ceratodus


/sɪˈrætədəs; ˌsɛrəˈtəʊdəs/
noun (pl) -duses
any of various extinct lungfish constituting the genus Ceratodus, common in Cretaceous and Triassic times Compare barramunda
Word Origin
C19: New Latin, from cerato- + Greek odous tooth
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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