gnathic index
noun
: the anthropometric ratio of the distance from the nasion to the basion to that from the basion to the alveolar point multiplied by 100
called also alveolar index
Cite this Entry
“Gnathic index.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/gnathic%20index. Accessed 22 Jul. 2025.
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