Amera

plural noun

Am·​era

ˈamərə

in certain classifications

: a major division of invertebrate animals comprising unsegmented more or less wormlike forms (such as Platyhelminthes, Nemathelminthes, and certain Bryozoa) compare oligomera , polymera

Word History

Etymology

New Latin, from a- entry 2 + -mera (from Greek meros part)

First Known Use

1953, in the meaning defined above

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