drag surface
51Dragged — Drag Drag, v. t. [imp. & p. p. {Dragged}; p. pr. & vb. n. {Dragging}.] [OE. draggen; akin to Sw. dragga to search with a grapnel, fr. dragg grapnel, fr. draga to draw, the same word as E. draw. ? See {Draw}.] 1. To draw slowly or heavily onward;… …
52Dragging — Drag Drag, v. t. [imp. & p. p. {Dragged}; p. pr. & vb. n. {Dragging}.] [OE. draggen; akin to Sw. dragga to search with a grapnel, fr. dragg grapnel, fr. draga to draw, the same word as E. draw. ? See {Draw}.] 1. To draw slowly or heavily onward;… …
53dragonfly — /drag euhn fluy /, n., pl. dragonflies. 1. any of numerous stout bodied, nonstinging insects of the order Odonata (suborder Anisoptera), the species of which prey on mosquitoes and other insects and are distinguished from the damselflies by… …
54airplane — /air playn /, n. 1. a heavier than air aircraft kept aloft by the upward thrust exerted by the passing air on its fixed wings and driven by propellers, jet propulsion, etc. 2. any similar heavier than air aircraft, as a glider or helicopter. Also …
55fluid 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… …
56Glossary of motorsport terms — The following is a glossary of terminology used in motorsport, along with explanations of their meanings. Contents: 0–9 A B C D E F G H I J K L M N O P Q R S T U V W …
57Lift (force) — For other uses, see Lift. Boeing 747 8F landing A fluid flowing past the surface of a body exerts a surface force on it. Lift is the component of this force that is perpendicular to the …
58locomotion — /loh keuh moh sheuhn/, n. the act or power of moving from place to place. [1640 50; see LOCOMOTIVE, MOTION] * * * Any of various animal movements that result in progression from one place to another. Locomotion is classified as either… …
59Bicycle brake — Animation of a single pivot side pull calliper brake for the rear wheel of a steel framed road bike. A bicycle brake is used to slow down or stop a bicycle. There have been various types of brake used throughout history, and several are still in… …
60Le Sage's theory of gravitation — is the most common name for the kinetic theory of gravity originally proposed by Nicolas Fatio de Duillier in 1690 and later by Georges Louis Le Sage in 1748. The theory proposed a mechanical explanation for Newton s gravitational force in terms… …
