WordReference Random House Unabridged Dictionary of American English © 2025
phen′ylene group′, [Chem.]
- Chemistryany of three bivalent, isomeric groups having the formula –C6H4–, derived from benzene by the removal of two hydrogen atoms. Also called phen′ylene rad′ical.
'phenylene group' also found in these entries (note: many are not synonyms or translations):