lantern wheel


noun

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

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