Definitions

from the GNU version of the Collaborative International Dictionary of English

  • n. Same as Block, n. 6.

from The Century Dictionary and Cyclopedia

  • n. A shell containing one or more sheaves, the whole forming a pulley.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope
  • n. a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope

Etymologies

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