Rocketryany of various simple or complex tubelike devices containing combustibles that on being ignited liberate gases whose action propels the tube through the air: used for pyrotechnic effect, signaling, carrying a lifeline, hurling explosives at an enemy, putting a space vehicle into orbit, etc.
Rocketrya space capsule or vehicle put into orbit by such devices.
RocketrySee rocket engine.
v.t.
Rocketryto move or transport by means of a rocket.
Rocketryto attack with rockets.
v.i.
to move like a rocket.
Birds(of game birds) to fly straight up rapidly when flushed.
Gothic *rukka
Italian rocchetta, diminutive of rocca distaff (with reference to its shape)
1605–15
rock′et•like′, adj.
rock•et2(rok′it),USA pronunciationn.
Plant Biologyany of various plants belonging to the genus Hesperis, of the mustard family, and related genera. Cf. dame's rocket.
Plant BiologyAlso called rocket salad, roquette. arugula.
Plant Biologya noxious weed, Barbarea vulgaris, of the U.S., having lobed leaves and clusters of small, yellow flowers.