cephalic index


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

Examples of cephalic index in a Sentence

Recent Examples on the Web As a borfie, with a long snout, Nathan has a lower cephalic index. Washington Post, 10 Aug. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cephalic index.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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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cephalic index

cephalic module

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Cite this Entry

“Cephalic index.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cephalic%20index. Accessed 11 Aug. 2022.

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More Definitions for cephalic index

cephalic index


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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