acron

noun

ac·​ron

ˈa-ˌkrän,

ˈa-krən

plural -s

: the unsegmented preoral part of the body of a segmented animal (as an arthropod)

acronal

ˈa-krə-nəl

adjective

Word History

Etymology

New Latin, from Greek akron mountain top, end, from neuter of akros sharp; akin to Greek akē point

First Known Use

1901, in the meaning defined above

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