A harmonic gear or strain wave gear is a specialized gearing mechanism often used in industrial motion control, robotics and aerospace for its advantages over traditional gearing systems, including lack of …

: one of two or more adjustments of a transmission (as of a bicycle or motor vehicle) that determine mechanical advantage, relative speed, and direction of travel. The industry is geared to meet …

Military rearmament moved into high gear. shift / switch gears, to change one's attitude, course of action, methods, etc., in an abrupt, dramatic, or unexpected manner.

Nov 17, 2025 · Gear, machine component consisting of a toothed wheel attached to a rotating shaft. Gears operate in pairs to transmit and modify rotary motion and torque (turning force) without slip, …

GEAR definition: 1. a device, often consisting of connecting sets of wheels with teeth (= points) around the edge…. Learn more.

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17 hours ago · Gear In Review: My Favorite Finds, From Trail Gear To Health Tech, In 2025 By Cam Vigliotta, Gear Editor. I've evaluated outdoor and fitness equipment for over five years.

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gear /gɪr/ n. [countable] a part, as a disk, wheel, or other device, having teeth of such form, size, and spacing that they mesh with teeth in another part to carry or receive force and motion. [countable] an …

To provide with gear; equip. 1. To come into or be in gear. 2. To shift a transmission: geared down to take the curve.