triol

noun
tri·​ol | \ ˈtrī-ˌȯl How to pronounce triol (audio) , -ˌōl\

Definition of triol

: a chemical compound (such as glycerol) containing three hydroxyl groups

First Known Use of triol

1936, in the meaning defined above

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The first known use of triol was in 1936

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to wander slowly or to speak indistinctly

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