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rocket |
5 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Rocket \Rock"et\, n. [F. roquette (cf. Sp ruqueta It ruchetta), fr L. eruca.] (Bot.) a A cruciferous plant ({Eruca sativa}) sometimes eaten in Europe as a salad. b Damewort. c Rocket larkspur. See below. {Dyer's Rocket}. (Bot.) See {Dyer's broom}, under {Broom}. {Rocket larkspur} (Bot.), an annual plant with showy flowers in long racemes ({Delphinium Ajacis}). {Sea rocket} (Bot.), either of two fleshy cruciferous plants ({Cakile maritima} and {C. Americana}) found on the seashore of Europe and America. {Yellow rocket} (Bot.), a common cruciferous weed with yellow flowers ({Barbarea vulgaris}). From Webster's Revised Unabridged Dictionary (1913) [web1913]: Rocket \Rock"et\, n. [It. rocchetta fr rocca a distaff, of German origin. Named from the resemblance in shape to a distaff. See {Rock} a distaff.] 1. An artificial firework consisting of a cylindrical case of paper or metal filled with a composition of combustible ingredients, as niter, charcoal, and sulphur, and fastened to a guiding stick. The rocket is projected through the air by the force arising from the expansion of the gases liberated by combustion of the composition. Rockets are used as projectiles for various purposes, for signals, and also for pyrotechnic display. 2. A blunt lance head used in the joust. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Rocket \Rock"et\, v. i. [imp. & p. p. {Rocketed}; p. pr & vb n. {Rocketing}.] (Sporting) To rise straight up said of birds; usually in the present participle or as an adjective. [Eng.] An old cock pheasant came rocketing over me --H. R. Haggard. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Damewort \Dame"wort`\, n. (Bot.) A cruciferrous plant ({Hesperis matronalis}), remarkable for its fragrance, especially toward the close of the day -- called also {rocket} and {dame's violet}. --Loudon. From WordNet r 1.6 [wn]: rocket n 1: any vehicle propelled by a rocket engine 2: a device containing its own propellant and driven by reaction propulsion [syn: {rocket engine}] 3: erect European annual often grown as a salad crop to be harvested when young and tender [syn: {roquette}, {garden rocket}, {rocket salad}, {arugula}, {Eruca sativa}, {Eruca vesicaria sativa}] 4: propels bright light high in the sky, or used to propel a lifesaving line or harpoon [syn: {skyrocket}] 5: sends a firework display high into the sky [syn: {skyrocket}] v : shoot up abruptly [syn: {skyrocket}]
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