noun
- a chemical group consisting of one hydrogen atom and one oxygen atom bonded together, typically written as -OH
Usage: chemistry
Examples
- The hydroxyl group is found in alcohols and many other organic compounds.
- Water molecules contain two hydroxyl groups attached to oxygen.
- The presence of hydroxyl groups makes this compound soluble in water.
- Phenol has a hydroxyl group attached to a benzene ring.
- The hydroxyl radical is highly reactive in atmospheric chemistry.
- Many sugars contain multiple hydroxyl groups in their structure.