noun hy·drol \ˈhīˌdrȯl, -rōl\

Definition of hydrol



  1. 1a :  the simple water molecule H2O b :  a polymer (H2O)n of this molecule

  2. 2 :  a secondary alcohol (as benzhydrol) especially of the aromatic series

  3. 3 [probably irregular from hydr-] less commonly hydrol syrup :  a light brown syrupy mother liquor from the manufacture of dextrose used in the fermentation industries

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of hydrol

hydr- + -ol

Seen and Heard

What made you want to look up hydrol? Please tell us where you read or heard it (including the quote, if possible).


a trip made at another's expense

Get Word of the Day daily email!