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Comprehensive
Dictionary Suite
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ballistics (used with a sing. verb) the scientific study of the motion and properties of missiles such as bullets and rockets. [3 definitions]
ball joint a mechanical joint, often found in tools and machines, in which the ball-shaped end of a rod or pipe is fitted into a hollow socket, enabling the inserted part to rotate freely in any direction.
ball lightning a rare form of lightning manifested in the form of a glowing reddish ball, approximately six inches to a foot in diameter, that moves rapidly along the ground or in the air until it disintegrates.
ballocks (vulgar) the testicles.
balloon a large bag made of thin material designed to inflate and be lifted off the ground when filled with hot air or a gas that is lighter than air. [8 definitions]
balloon tire a wide tire with deep walls that is inflated with relatively low air pressure to cushion shocks or facilitate travel on sand.
ballot a piece of paper on which a voter enters his or her vote. [6 definitions]
ballpark an enclosed piece of land, with or without a roof, having stands for spectators and a playing field for ball games, esp. baseball. [2 definitions]
ballplayer one who plays any of several games that use a ball, esp. baseball.
ballpoint a pen that has a small ball in its tip which transfers ink from a reservoir to the writing surface; ballpoint pen.
ballroom a large room used for dancing, as in a hotel, club, or mansion.
ballroom dancing dancing performed by couples to a variety of social dances, such as the waltz, tango, or fox trot.
ballsy (vulgar slang) courageous, tough, or aggressive.
ballyhoo exaggerated, noisy, insistent advertising or publicity. [2 definitions]
balm a soothing, healing ointment, often fragrant. [4 definitions]
balm of Gilead any of several small evergreen trees native to western Asia and Africa. [2 definitions]
balmy soft, mild, and soothing. [3 definitions]
baloney (informal) bologna. [3 definitions]
balsa a tree of tropical America, the wood of which is extremely light in weight. [2 definitions]
balsam a fragrant oily or resinous substance exuded by some shrubs or trees, such as the balsam fir. [3 definitions]
balsam fir an evergreen tree of the pine family, native to Canada and the northeastern United States, which is cut for pulpwood and Christmas trees and from which Canada balsam is derived.