noun
propane
PROH-payn
noun
1
A flammable gas, C3H8, used as fuel for heating, cooking, and vehicles.
"They filled the propane tank before the camping trip."
How to Use Propane
Learner’s notesIn plain EnglishA common fuel gas, often stored in tanks for grills, heaters, and stoves.
Common pairings
propane tank
propane gas grill
Word Forms
propanes plural
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Etymology
Formed from propionic acid plus the chemical suffix -ane; propionic in turn comes from Greek prō- plus píōn ("fat").