rocket

I. noun Etymology: Middle French roquette, from Old Italian rochetta, diminutive of ruca arugula, from Latin eruca Date: 1530 any of several plants of the mustard family: as a. arugula b. dame's rocket II. noun Usage: often attributive Etymology: Italian rocchetta, literally, small distaff, from diminutive of rocca distaff, of Germanic origin; akin to Old High German rocko distaff Date: 1611 1. a. a firework consisting of a case partly filled with a combustible composition fastened to a guiding stick and propelled through the air by the rearward discharge of the gases liberated by combustion b. a similar device used as an incendiary weapon or as a propelling unit (as for a lifesaving line) 2. a jet engine that operates on the same principle as the firework rocket, consists essentially of a combustion chamber and an exhaust nozzle, carries either liquid or solid propellants which provide the fuel and oxygen needed for combustion and thus make the engine independent of the oxygen of the air, and is used especially for the propulsion of a missile (as a bomb or shell) or a vehicle (as an airplane) 3. a rocket-propelled bomb, missile, projectile, or vehicle III. Date: 1837 transitive verb to convey or propel by means of or as if by a rocket intransitive verb 1. to rise up swiftly, spectacularly, and with force <

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> 2. to travel rapidly in or as if in a rocket