amphicoelous

adjective

am·​phi·​coe·​lous

variants or less commonly amphicelous or amphycoelous

-¦sēləs

: biconcave

—used of vertebrae (as those of certain reptiles) having both the anterior and posterior surfaces of the centrum concave

Word History

Etymology

Late Greek amphikoilos doubly concave, from Greek amphi- + koilos hollow

First Known Use

1866, in the meaning defined above

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