solid fuel

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

Example Sentences

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.

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The missile, code-named Skyfall by Nato, is thought to be powered by a nuclear reactor, which is supposed to activate after solid fuel rocket boosters have launched it into the air.

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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.

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Ambrey Intelligence, a private maritime risk consultancy, said it believed that intense fires that could be seen spreading between containers before the explosion were a result of "improper handling of a shipment of solid fuel intended for use in Iranian ballistic missiles".

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The firm said it believed the affected containers had contained solid fuel destined for ballistic missiles, and was aware that an Iran-flagged ship "discharged a shipment of sodium perchlorate rocket fuel at the port in March 2025".

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