Associations to the word «Phenol»

PHENOL, noun. (organic compound) (uncountable) A caustic, poisonous, white crystalline compound, C6H5OH, derived from benzene and used in resins, plastics, and pharmaceuticals and in dilute form as a disinfectant and antiseptic; once called carbolic acid.

PHENOL, noun. (organic chemistry) (countable) Any of a class of aromatic organic compounds having at least one hydroxyl group attached directly to the benzene ring.

PHENOL FORMALDEHYDE RESIN, noun. (organic chemistry) Any of a range of thermosetting plastics made by reaction of a phenol with formaldehyde

PHENOL PHTHALEIN, noun. (chemistry) A white or yellowish-white crystalline substance made from phthalic acid and phenol. Its solution in alkalis is brilliant red, but is decolorized by acids, and as this reaction is exceedingly delicate it is used as an indicator.

PHENOL RED, noun. A pH indicator and red dye used to test kidney function.

PHENOL, noun. Any of a class of weakly acidic organic compounds; molecule contains one or more hydroxyl groups.

PHENOL, noun. A toxic white soluble crystalline acidic derivative of benzene; used in manufacturing and as a disinfectant and antiseptic; poisonous if taken internally.