Combustible o gas que empuja algo hacia delante.
Fuel or gas that pushes something forward.
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See how the word “propelente” is used in sentences
El cohete quema propelente sólido. — The rocket burns solid propellant.
El propelente líquido se guarda en un depósito aparte. — Liquid propellant is stored in a separate tank.
¿Cuánto propelente necesita el motor? — How much propellant does the engine need?
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