1. A functional group or radical derived from an aromatic hydrocarbon by removal of one hydrogen atom.
Usage: chemistry; technical

1. Of, relating to, or containing an aryl group.
Usage: chemistry; technical

Examples

• Benzene is an aromatic compound from which aryl groups can be derived.
• The chemist synthesized an aryl halide by substituting a halogen on the benzene ring.
• Aryl compounds are widely used in pharmaceutical manufacturing.
• The reaction involved coupling an aryl bromide with an alkene.
• Phenyl is the simplest aryl group, derived from benzene.