cephalic index
noun
: 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
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As a borfie, with a long snout, Nathan has a lower cephalic index.
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Washington Post, 10 Aug. 2021
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Washington Post, 10 Aug. 2021
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“Cephalic index.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cephalic%20index. Accessed 31 Oct. 2025.
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