a wheel, used like a pinion, consisting essentially of two parallel disks or heads whose peripheries are connected by a series of bars that engage with the teeth of another wheel.
Origin of lantern wheel
First recorded in 1785–95
Also called lantern pinion, trundle.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a type of gearwheel, now used only in clocks, consisting of two parallel circular discs connected by a number of pins running parallel to the axis
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