We found one dictionary that defines the word solid propellant rocket engine:

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1. solid-propellant rocket engine: Encyclopedia

▸ Words similar to solid propellant rocket engine ▸ Usage examples for solid propellant rocket engine ▸ Idioms related to solid propellant rocket engine ▸ Wikipedia articles (New!) ▸ Words that often appear near solid propellant rocket engine ▸ Rhymes of solid propellant rocket engine ▸ Invented words related to solid propellant rocket engine