naph·tha (năfthə, năp-)
1. Any of several highly volatile, flammable liquid mixtures of hydrocarbons distilled from petroleum, coal tar, and natural gas and used as fuel, as solvents, and in making various chemicals. Also called benzine, ligroin, petroleum ether, white gasoline.
2. Obsolete Petroleum.
[Latin, from Greek, liquid bitumen, of Semitic origin; see npṭ in the Appendix of Semitic roots.]
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