hypantrum

noun hy·pan·trum \ hiˈpan‧trəm , hīˈ- \

Definition of hypantrum

plural hypantra \-rə\
: a notch on the neural arch at the anterior ends of the vertebrae of various reptiles that articulates with the hyposphene — compare zygantrum

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Origin and Etymology of hypantrum

New Latin, from hypo- + Late Latin antrum cavity in the body


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