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or·​tho·​ce·​phal·​ic ˌȯr-thō-sə-ˈfal-ik How to pronounce orthocephalic (audio)
: having a head with a length-height index of 74.9 or less on the skull or of 62.9 or less on the living head
orthocephaly noun
plural orthocephalies


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: an orthocephalic individual

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Cite this Entry

“Orthocephalic.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/orthocephalic. Accessed 29 Sep. 2023.

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