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(), n.[AS. fann, fr. L. vannus fan, van for winnowing grain; cf. F. van. Cf. Van a winnowing machine, Winnow.] 1. An instrument used for producing artificial currents of air, by the wafting or revolving motion of a broad surface; as: (a) An instrument for cooling the person, made of feathers, paper, silk, etc., and often mounted on sticks all turning about the same pivot, so as when opened to radiate from the center and assume the figure of a section of a circle. (b) (Mach.) Any revolving vane or vanes used for producing currents of air, in winnowing grain, blowing a fire, ventilation, etc., or for checking rapid motion by the resistance of the air; a fan blower; a fan wheel. (c) An instrument for winnowing grain, by moving which the grain is tossed and agitated, and the chaff is separated and blown away. (d) Something in the form of a fan when spread, as a peacock's tail, a window, etc. (e) A small vane or sail, used to keep the large sails of a smock windmill always in the direction of t Fan (), v. t.[imp. & p. p.Fanned (); p. pr. & vb. n.Fanning ().] [Cf. OF. vanner, L. vannere. See Fan, n., Van a winnowing machine.] 1. To move as with a fan. The air . . . fanned with unnumbered plumes. Milton. 2. To cool and refresh, by moving the air with a fan; to blow the air on the face of with a fan. 3. To ventilate; to blow on; to affect by air put in motion. Calm as the breath which fans our eastern groves. Dryden. 4. To winnow; to separate chaff from, and drive it away by a current of air; as, to fan wheat. Jer. li. 2. 5. To excite or stir up to activity, as a fan excites a flame; to stimulate; as, this conduct fanned the excitement of the populace. Fanning machine, or Fanning mill, a machine for separating seed from chaff, etc., by a blast of air; a fanner. スポンサード リンク
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