( n. )
That variety of xylene in which the two methyl groups are in the ortho position; a colorless, liquid, combustible hydrocarbon resembling benzene.
( n. )
That variety of xylene in which the two methyl groups are in the ortho position; a colorless, liquid, combustible hydrocarbon resembling benzene.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012