plural noun Ich·thy·or·nithi·for·mes \-ˌȯrnəthəˈfȯrˌmēz, -ȯrˌnith-\

Definition of Ichthyornithiformes

  1. :  an order of extinct toothed birds (superorder Odontognathae) coextensive with the family Ichthyornithidae in its broadest scope

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Origin and Etymology of ichthyornithiformes

New Latin, from Ichthyornith-, Ichthyornis + -iformes

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a brief usually trivial fact

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