[ muh-chik-uh-ley-shuh n ]
/ məˌtʃɪk əˈleɪ ʃən /
an opening in the floor between the corbels of a projecting gallery or parapet, as on a wall or in the vault of a passage, through which missiles, molten lead, etc., might be cast upon an enemy beneath.
a projecting gallery or parapet with such openings.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for machicolation
It was therefore superseded ere long by the use of machicolation, where a projecting stone gallery replaced the woodwork.The Art of War in the Middle Ages A.D. 378-1515|C. W. C. Oman
Gables were furnished with crow-steps, while machicolation became at times almost fantastic.British Castles|Charles H. Ashdown
British Dictionary definitions for machicolation
/ (məˌtʃɪkəʊˈleɪʃən) /
(esp in medieval castles) a projecting gallery or parapet supported on corbels having openings through which missiles could be dropped
any such opening
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012