Chem.
a series of aromatic hydrocarbons derived from benzene by replacing one or more of the hydrogen atoms with one or more methyl groups. The first three members are benzene, toluene, and xylene.
Chem.
a series of aromatic hydrocarbons derived from benzene by replacing one or more of the hydrogen atoms with one or more methyl groups. The first three members are benzene, toluene, and xylene.
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012