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Pronunciation varies by accent · noun
Any birdlike dinosaur that is not in the clade Ornithodira.
The nonplantigrade lineage comprised dinosauromorphs and Scleromochlus, whereas the two plantigrade groups examined here are nonornithodiran archosauromorphs and therapsids.
Use nonornithodiran when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Nonornithodiran means Any birdlike dinosaur that is not in the clade Ornithodira.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
The nonplantigrade lineage comprised dinosauromorphs and Scleromochlus, whereas the two plantigrade groups examined here are nonornithodiran archosauromorphs and therapsids.
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