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1. one of a pair of pivoted steel levers used to lift heavy objects; grappling iron
2. one of a pair of frames each with 10 or 12 metal spikes, strapped to boots for climbing or walking on ice or snow
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
A device for holding heavy objects such as rock or lumber to be lifted by a crane or hoist; shaped like scissors, with points bent inward for grasping the load. Also spelled crampoon.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
A lifting device (for rocks, timbers, etc.) having two steel spikes which grasp the load.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.