Medical Dictionary

isonicotinic acid

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noun iso·nic·o·tin·ic acid \ˌī-sō-ˌnik-ə-ˌtin-ik-, -ˌtēn-\

Medical Definition of isonicotinic acid

  1. :  a crystalline acid C6H6NO2 used chiefly in making isoniazid


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a dividing ridge between drainage areas

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