pneumatization

noun
pneu·​ma·​ti·​za·​tion
variants: also British pneumatisation \ ˌn(y)ü-​mət-​ə-​ˈzā-​shən How to pronounce pneumatisation (audio) \

Medical Definition of pneumatization

: the presence or development of air-filled cavities in a bone pneumatization of the temporal bone

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