Diol

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    any organic compound having two hydroxy functional groups
  2. 2
    any of a class of alcohols having 2 hydroxyl groups in each molecule wordnet

Synonyms

All synonyms
dihydric alcoholglycol

Example

More examples

"The German team says the bacterium found in the soil surrounding a heap of plastic waste was feeding on polyurethane diol, which is used in plastic as a component that protects products from corrosion."

Etymology

From di- + -ol.

Related phrases

gem-diolgeminal diolvicinal diolfunctional group

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.