plural noun Cae·nag·nath·i·for·mes \¦sēˌnagˌnathəˈfȯrˌmēz, ¦kīˌn-\

Definition of Caenagnathiformes

  1. :  an order of Canadian Cretaceous birds (Neognathae) known from a single immense jaw and believed to be related to the ostriches though in some respects the jaw resembles that of a toothless dinosaur

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Origin and Etymology of caenagnathiformes

New Latin, from 1caen- + agnath- (from a- 2a- + Greek gnathos jaw) + -iformes — more at gnath-

First Known Use: 1940

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a rounded knoll or a ridge of ice

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