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Medical Dictionary

unsaponifiable

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adjective un·sa·pon·i·fi·able \-sə-ˌpän-ə-ˈfī-ə-bəl\

Medical Definition of unsaponifiable

: incapable of being saponified—used especially of the portion of oils and fats other than the glycerides unsaponifiable fractions such as steroids or vitamin A

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