cranium Meaning, Definition & Usage

  1. noun the part of the skull that encloses the brain
    braincase; brainpan.

WordNet

Cra"ni*um noun
Etymology
NL., fr. Gr. akin to head.
Wordforms
plural E Craniums (-mz), L Crania
Definitions
  1. The skull of an animal; especially, that part of the skull, either cartilaginous or bony, which immediately incloses the brain; the brain case or brainpan. See Skull.

Webster 1913