amphicelous

or am·phi·coe·lous

[ am-fuh-see-luhs ]

adjective

, Anatomy, Zoology.

1. concave on both sides, as the bodies of the vertebrae of fishes.

Word History and Origins

Origin of amphicelous¹

First recorded in 1865–70, amphicelous is from the Greek word amphíkoilos hollow at both ends. See amphi-, -cele ², -ous