drop perpendicular

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• Drop structure — A drop structure, also known as a grade control, sill, or weir, is a manmade structure, typically small and built on minor streams, or as part of a dam s spillway, to pass water to a lower elevation while controlling the energy and velocity of… …   Wikipedia

• drop — I. noun Usage: often attributive Etymology: Middle English, from Old English dropa; akin to Old High German tropfo drop Date: before 12th century 1. a. (1) the quantity of fluid that falls in one spherical mass (2) plural a dose of medicine… …   New Collegiate Dictionary

• drop of a sail — Depth Depth (s[e^]pth), n. [From {Deep}; akin to D. diepte, Icel. d[=y]pt, d[=y]p[eth], Goth. diupi[thorn]a.] 1. The quality of being deep; deepness; perpendicular measurement downward from the surface, or horizontal measurement backward from the …   The Collaborative International Dictionary of English

• drop-off — noun Date: 1923 1. a very steep or perpendicular descent 2. a marked dwindling or decline < a drop off in attendance > 3. the act or an instance of making a usually brief deposit or delivery < drop off …   New Collegiate Dictionary

• fluid mechanics — an applied science dealing with the basic principles of gaseous and liquid matter. Cf. fluid dynamics. [1940 45] * * * Study of the effects of forces and energy on liquids and gases. One branch of the field, hydrostatics, deals with fluids at… …   Universalium

• Computers and Information Systems — ▪ 2009 Introduction Smartphone: The New Computer.       The market for the smartphone in reality a handheld computer for Web browsing, e mail, music, and video that was integrated with a cellular telephone continued to grow in 2008. According to… …   Universalium

• mechanics — /meuh kan iks/, n. 1. (used with a sing. v.) the branch of physics that deals with the action of forces on bodies and with motion, comprised of kinetics, statics, and kinematics. 2. (used with a sing. v.) the theoretical and practical application …   Universalium

• radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… …   Universalium

• Glossary of cue sports terms — The following is a glossary of traditional English language terms used in the three overarching cue sports disciplines: carom (or carambole) billiards referring to the various carom games played on a billiard table without pockets; pool (pocket… …   Wikipedia

• Law of cosines — This article is about the law of cosines in Euclidean geometry. For the cosine law of optics, see Lambert s cosine law. Figure 1 – A triangle. The angles α, β, and γ are respectively opposite the sides a, b, and c …   Wikipedia

• Weightlessness — Zero gravity redirects here. For other uses, see Zero gravity (disambiguation). Zero G redirects here. For other uses, see Zero G (disambiguation). 0G redirects here. For other uses, see 0G (disambiguation). Weightlessness (or zero g) is the… …   Wikipedia