Definition of Neornithes
:a subclass of birds comprising all recent and fossil birds except the Archaeornithes
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Neornithes
plural noun
Ne·or·ni·thes
\
nēˈȯrnəˌthēz
,
ˌnēˌȯrˈnī(ˌ)thēz
\
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Origin and Etymology of neornithes
New Latin, from ne- + -ornithes
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