gimmal
gim·mal
(gĭm′əl, jĭm′-)n.
1. A finger ring made of two or more interlocked rings.
2. Any of various linkages allowing one part to rotate within another rotating part, used especially in clockworks.
[Alteration of obsolete gemel, from Middle English, sing. of gemelles, twins, from Old French, pl. of jumel, twin, from Latin gemellus, diminutive of geminus, twin.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
gimmal
(ˈdʒɪməl)n
a ring composed of interlocking ringsa joint in any mechanism
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
gim•mal
(ˈgɪm əl, ˈdʒɪm əl)n.
any of various joints for transmitting motion between rotating parts, as in a timepiece.
[1520–30; alter. of gemel (orig. in pl.) twin, Middle English gemelles (< Old French gemeles) < Latin gemellus (singular), diminutive of geminus twin]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.