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solid fuel

British  

noun

  1. a domestic or industrial fuel, such as coal or coke, that is a solid rather than an oil or gas

  2. Also called: solid propellant.  a rocket fuel that is a solid rather than a liquid or a gas

"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

Example Sentences

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With a range of at least 900 miles, the Kheibar Shekan was introduced in 2022 and has solid fuel and a satellite-guidance system.

From The Wall Street Journal Jul. 22, 2026

Anchoring Subaru’s SUV lineup, the all-wheel drive, subcompact 2026 Subaru Crosstrek combines a go-anywhere attitude with solid fuel economy and adventurous flair.

From MarketWatch Nov. 26, 2025

Iran's defence ministry denied reports that the explosion was caused by the improper handling of a shipment of sodium perchlorate, a solid fuel used for ballistic missiles.

From BBC Apr. 29, 2025

During the first three minutes, three solid fuel rocket motors power the missile’s flight.

From Los Angeles Times Feb. 18, 2025

The advantages claimed for these fuels are: Reduction in the number of stokers, one man being able to do the work of four using solid fuel.

From Scientific American Supplement, No. 514, November 7, 1885 by Various

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