Definition of naphth-
1 : naphtha naphthene naphthyl
2a : related to naphthalene : naphthoic acid naphthoquinone naphthamide —sometimes in names of compounds in which a benzene nucleus has been replaced by a naphthalene nucleus naphthoresorcinol C10H6(OH)2 b : naphthol naphthoxide
3a : containing a naphthalene nucleus fused on one or two sides to one or two other rings naphthacridine naphthopyran naphthadiazine b : benz- 2 —not used systematically naphthanthracene
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Origin and Etymology of naphth-
International Scientific Vocabulary, from naphtha & naphthaline
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