- a flammable, low-boiling hydrocarbon mixture produced by the fractional distillation of petroleum, used as a solvent.
Origin of petroleum ether
First recorded in 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for petroleum ether
The acid crystallized from the alcohol is then recrystallized several times from petroleum-ether.
- a volatile mixture of the higher alkane hydrocarbons, obtained as a fraction of petroleum and used as a solvent
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012