PHENYL
Etymology
Noun
phenyl (plural phenyls)
(organic chemistry) A univalent hydrocarbon radical (C6H5) formally derived from benzene by the removal of a hydrogen atom, and the basis of an immense number of aromatic derivatives.
Source: Wiktionary
Phe"nyl, n. Etym: [Gr. -yl: cf. F. phényle. So called because it is a
by-product of illuminating gas.] (Chem.)
Definition: A hydrocarbon radical (C6H5) regarded as the essential residue
of benzene, and the basis of an immense number of aromatic
derivatives. Phenyl hydrate (Chem.), phenol or carbolic acid.
– Phenyl hydrazine (Chem.), a nitrogenous base (C6H5.N2H3) produced
artificially as a colorless oil which unites with acids, ketones,
etc., to form well-crystallized compounds.
Source: Webster’s Unabridged Dictionary 1913 Edition