单词	trihydric
释义	trihydric /trʌɪˈhʌɪdrɪk / adjective Chemistry (Of an alcohol) containing three hydroxyl groups.Glycerol is a trihydric alcohol because it contains three hydroxyl or alcohol groups.... Glycerol is a trihydric alcohol, which means each molecule has three hydroxyl groups. Alcohols have one, two, or three hydroxyl groups attached to their molecules and are thus classified as monohydric, dihydric, or trihydric, respectively. Origin Mid 19th century: from tri- 'three' + hydrogen + -ic.
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