from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A volatile, flammable fraction of petroleum, obtained by distillation and used as a solvent.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a petroleum fraction boiling 75°-125°C used as a solvent and fuel
from the GNU version of the Collaborative International Dictionary of English
- n. A trade name applied somewhat indefinitely to some of the volatile products obtained in refining crude petroleum. It is a complex and variable mixture of several hydrocarbons, generally boils below 170° Fahr., and is more inflammable than safe kerosene. It is used as a solvent, as a carburetant for air gas, and for illumination in special lamps.
from The Century Dictionary and Cyclopedia
- n. That part of petroleum which has a boiling-point between 90° and 120° C.
German.(American Heritage® Dictionary of the English Language, Fourth Edition)
Uncertain, but possible from Greek λιγυρός (lighirós) clear (Wiktionary)