1. (

• phenol

) any of a class of weakly acidic organic compounds; molecule contains one or more hydroxyl groups ;

2. (

• carbolic_acid ,
• phenol ,
• hydroxybenzene ,
• oxybenzene ,
• phenylic_acid

) a toxic white soluble crystalline acidic derivative of benzene; used in manufacturing and as a disinfectant and antiseptic; poisonous if taken internally ;