meaning of capstan
1.  A vertical cleated drum or cylinder, revolving on an upright spindle, and surmounted by a drumhead with sockets for bars or levers.  It is much used, especially on shipboard, for moving or raising heavy weights or exerting great power by traction upon a rope or cable, passing around the drum.  It is operated either by steam power or by a number of men walking around the capstan, each pushing on the end of a lever fixed in its socket. 
2.  a windlass rotated in a horizontal plane around a vertical axis; used on ships for weighing anchor or raising heavy sails
						 
Related Words
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