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Rock oil
noun
Definitions
Noun
- 1 Naphtha (liquid petroleum). countable, dated, uncountable
- 2 a dark oil consisting mainly of hydrocarbons wordnet
- 3 Petroleum countable, obsolete, uncountable
Etymology
From rock + oil, a literal rendering of Latin petroleum (literally “rock oil”).
See also for "rock oil"
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Unscramble this word: rockoil