Definition of naphthyl in English:
naphthyl
noun
(also naphtyl)
Chemistry Either of two isomeric monovalent radicals, C₁₀ H₇ —, derived from naphthalene. Usually attributive or as a formative in chemical names.
Pronunciation
naphthyl
/ˈnafθʌɪl/ /ˈnapθʌɪl/ /ˈnafθ(ɪ)l/Origin
Mid 19th century; earliest use found in Proceedings of the Royal Society of London. From naphth- + -yl.
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