Also found in: Dictionary, Thesaurus, Idioms, Wikipedia.
the claw of a bird of prey
1. a very fine resinous powder, esp of cuttlefish bone, formerly used to dry ink or sprinkled over parchment or unsized writing paper to stop the ink from running
2. a fine powder, esp of charcoal, that is tapped through perforations in paper corresponding to the main lines of a design in order to transfer the design to another surface
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
A fine colored powder, used to transfer mural designs to a wall surface; the design has been stenciled into heavy paper with a pounce wheel.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
Pumice in the form of a very fine powder, used for preparing parchment and tracing cloth.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.