산소 원자 하나와 수소 원자 하나가 결합하여 이루어진 1가의 원자단.
A functional group consisting of one oxygen atom covalently bonded to one hydrogen atom (-OH), typically found in alcohols and phenols.
예문:
"The chemical properties of alcohols are primarily determined by the presence of the hydroxyl group."
"Hydroxyl radicals are known to be highly reactive and can damage cellular structures."
"In this reaction, the hydroxyl group is replaced by a chlorine atom."