noun. the monovalent group -OH in such compounds as bases and some acids and alcohols.
- hydroxyl radical
- chemical group
- hydroxyl group
Example sentences of the word hydroxyl
1. Noun, singular or mass
Also, what if more than one hydroxyl group is present?
Cholesterol’s hydroxyl group can attach to the phosphate head, while its hydrocarbons connect to the phospholipid’s fatty acids.
3. Verb, base form
pH is a relative measure of hydrogen to hydroxyl ions.