reducing roll
1Toilet roll holder — A toilet roll holder, also known as a toilet paper dispenser, is an item that holds a roll of toilet paper. There are at least five types of holders: # A horizontal piece of wire mounted on a hinge, hanging from a door or wall. # A horizontal… …
2dutch roll — An undesirable oscillatory instability of an aircraft characterized by a combined rolling and yawing movement. It is predominant in swept wing aircraft and can be overcome by reducing lateral stability and use of yaw dampers. This tendency is… …
3ship — shipless, adj. shiplessly, adv. /ship/, n., v., shipped, shipping. n. 1. a vessel, esp. a large oceangoing one propelled by sails or engines. 2. Naut. a. a sailing vessel square rigged on all of three or more masts, having jibs, staysails, and a… …
4Ship stability — is an area of Naval Architecture and ship design that deals with how a ship behaves at sea, both in still water and in waves. Considerations are made as to the center of gravity and center of buoyancy of vessels and how they interact. History… …
5Stabilizer (ship) — This article refers to the nautical term. For other uses, see stabilizer. Ship stabilizers are fins mounted beneath the waterline and emerging laterally. In contemporary vessels, they may be gyroscopically controlled active fins, which have the… …
6Drop tank — A 330 US gallons (1,200 L) Sargent Fletcher drop tank being moved across the flight deck of an Aircraft carrier In aeronautics, a drop tank (external tank, wing tank, or belly tank) is used to describe auxiliary fuel tanks externally carried …
7Bowloader — A bowloader is a crew shell (a type of boat used in rowing) in which the coxswain lies semi supine in the bow, as opposed to the normal seated position at the stern. Bowloaders are often seen as coxed fours and also coxed pairs. Although a small… …
8Development of the TGV — The idea of a high speed train in France was born about twenty years before the first TGVs entered service. At that time, about 1960, a radical new concept was thought up; combining very high speeds and steep grades would allow a railway to… …
9steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …
10United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
