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| ich·thy·or·nis [ ìkthee áwrniss ] (plural ich·thy·or·nis·es) |
noun |
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| Definition: |
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prehistoric bird: an extinct toothed bird, similar to a gull, that lived during the Cretaceous period. Genus Ichthyornis.
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| [Late 19th century. < modern Latin< Greek ikhthus "fish" + ornis "bird"] |
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