rocket

PRIMARY MEANINGS OF: rocket

1	n v	a jet engine containing its own propellant and driven by reaction propulsion shoot up abruptly, like a rocket
2	n	erect European annual often grown as a salad crop to be harvested when young and tender

FULL DEFINITIONS OF: rocket

Types:: show 5 types...; hide 5 types...; booster, booster rocket, booster unit, takeoff booster, takeoff rocket
the first stage of a multistage rocket; nuclear rocket
a rocket engine in which a nuclear reactor is used to heat a propellant; retrorocket
a small rocket engine on a larger rocket or spacecraft that is fired to slow or alter its course; space rocket
a rocket powerful enough to travel into outer space; thruster
a small rocket engine that provides the thrust needed to maneuver a spacecraft

Type of:: jet engine
a gas turbine produces a stream of hot gas that propels a jet plane by reaction propulsion

Types:: show 10 types...; hide 10 types...; missile
a rocket carrying a warhead of conventional or nuclear explosives; may be ballistic or directed by remote control; multistage rocket, step rocket
a rocket having two or more rocket engines (each with its own fuel) that are fired in succession and jettisoned when the fuel is exhausted; research rocket, test instrument vehicle, test rocket
a rocket fired for test purposes; air-to-air missile
a missile designed to be launched from one airplane at another; air-to-ground missile, air-to-surface missile
a missile designed to be launched from an airplane at a target on the ground; ballistic missile
a missile that is guided in the first part of its flight but falls freely as it approaches target; guided missile
a rocket-propelled missile whose path can be controlled during flight either by radio signals or by internal homing devices; heat-seeking missile
a missile with a guidance system that directs it toward targets emitting infrared radiation (as the emissions of a jet engine); sidewinder
air-to-air missile with infrared homing device; sounding rocket
a research rocket used to obtain information about the atmosphere at various altitudes

Type of:: firework, pyrotechnic
(usually plural) a device with an explosive that burns at a low rate and with colored flames; can be used to illuminate areas or send signals etc.

Synonyms:: Eruca sativa, Eruca vesicaria sativa, arugula, garden rocket, rocket salad, roquette

Type of:: herb, herbaceous plant
a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests

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