rock oil
noun
Origin of rock oil
1660–70; translation of Medieval Latin
petroleum
Words nearby rock oil
rock maple,
rock mechanics,
rock melon,
rock milk,
rock of gibraltar,
rock oil,
rock pigeon,
rock plant,
rock rabbit,
rock salmon,
rock salt
Example sentences from the Web for rock oil
That's his centre-bit, and this is the bottle of rock-oil he's supposed to have kept dipping it in to prevent making a noise.
A Thief in the Night |E. W. HornungRock-oil in Eighteen Hundred Fifty-eight was worth twenty dollars a barrel.
Little Journeys to the Homes of the Great, Volume 11 (of 14) |Elbert Hubbard