1.1(Of energy sources) not used or consumed: unburned calories
More example sentences
- The engine can achieve maximum rate acceleration under load without spewing clouds of black smoke (unburned fuel) from the exhaust.
- Research suggests that unburnt rocket fuel from space launches could contribute to a rise in various diseases in nearby populations.
- The problem is not so much the 5,000-pound satellite, but the 1,000 pound of unburned fuel which could cover 200 yards.
1.2(Especially of bricks) not exposed to heat in a kiln.
- Buildings were made with hewn stone (until then only unburnt bricks were used)
- The extensive use of the unburned brick is necessitated by the difficulty of obtaining fuel, and various methods are adopted to reduce the number of burned brick required in construction.
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