Definition of acron in English:

acron

noun ˈakrɒnˈakr(ə)n

Zoology

In an arthropod: the unsegmented region at the anterior end of the body; specifically the prostomial region of an arthropod embryo.

Origin

Early 20th century; earliest use found in Journal of the Royal Microscopical Society. From French acron from ancient Greek ἄκρον extremity, use as noun of neuter of ἄκρος highest, topmost.

Definition of acron in US English:

acron

noun

Zoology

In an arthropod: the unsegmented region at the anterior end of the body; specifically the prostomial region of an arthropod embryo.

Origin

Early 20th century; earliest use found in Journal of the Royal Microscopical Society. From French acron from ancient Greek ἄκρον extremity, use as noun of neuter of ἄκρος highest, topmost.

词汇	acron
释义	Definition of acron in English: acron noun ˈakrɒnˈakr(ə)n Zoology In an arthropod: the unsegmented region at the anterior end of the body; specifically the prostomial region of an arthropod embryo. Origin Early 20th century; earliest use found in Journal of the Royal Microscopical Society. From French acron from ancient Greek ἄκρον extremity, use as noun of neuter of ἄκρος highest, topmost. Definition of acron in US English: acron noun Zoology In an arthropod: the unsegmented region at the anterior end of the body; specifically the prostomial region of an arthropod embryo. Origin Early 20th century; earliest use found in Journal of the Royal Microscopical Society. From French acron from ancient Greek ἄκρον extremity, use as noun of neuter of ἄκρος highest, topmost.
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