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Definition: 1 a the line or course along which somebody or something moves or is aimed in the direction of Tokyo . b the point towards which somebody or something faces. 2 a a tendency or trend. b a guiding or motivating purpose a new sense of direction . c a course of action. 3 a the act or an instance of directing or being directed. b guidance or supervision of action. c the act, art, or technique of directing an orchestra, film, or theatrical production. 4 (in pl) explicit instructions on how to do something or go to a place directional adj. 5 a word, phrase, or sign indicating the appropriate tempo, mood, or intensity of a passage or movement in music
Source: The Penguin English Dictionary. London: Penguin, 2007. Credo Reference. Web. 14 August 2012.