cephalic index

noun

Definition of cephalic index

: the ratio multiplied by 100 of the maximum breadth from side to side of the head to its maximum length from front to back in living individuals — compare cranial index

First Known Use of cephalic index

1866, in the meaning defined above

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The first known use of cephalic index was in 1866

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Cite this Entry

“Cephalic index.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cephalic%20index. Accessed 15 Jun. 2021.

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More Definitions for cephalic index

cephalic index

noun

Medical Definition of cephalic index

: the ratio multiplied by 100 of the maximum breadth of the head to its maximum length — compare cranial index

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