ultrabrachycephalic

ultrabrachycephalic

 [ul″trah-brak″e-sĕ-fal´ik]
having a cephalic index of more than 90.

ul·tra·brach·y·ce·phal·ic

(ŭl'tră-brak'ē-se-fal'ik),
Denoting an extremely short skull, one with a cephalic index of at least 90.

ultrabrachycephalic

[-brak′ēsəfal′ik]
describing an extremely short, broad skull.

ultrabrachycephalic

A near-extinct adjective referring to a short flat skull with a cephalic index of greater than 90, which would be expressed as brachycephalic.

ul·tra·brach·y·ce·phal·ic

(ŭl'tră-brak'ē-sĕ-fal'ik)
Denoting an extremely short skull, one with a cephalic index of at least 90.