cranial capacity

noun

Medical Definition of cranial capacity

: the cubic capacity of the braincase estimated for the living by a formula based on head measurements and determined for the skull by filling the cranial cavity with particulate material (as mustard seed or small shot) and measuring the volume of the latter

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“Cranial capacity.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/cranial%20capacity. Accessed 23 Jan. 2021.

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