gearbox

noun

gear·​box ˈgir-ˌbäks 

1

: gearing sense 2

2

: transmission sense 3

Examples of gearbox in a Sentence

Recent Examples on the Web

A lot of work has gone into developing the 250 over the last five years, from a collaboration with pro MX2 racer Alessandro Lupino, to borrowing engine tech from the all-powerful Panigale V4 R sportsbike, to building a model-specific 5-speed gearbox and a new exhaust. — Abhimanyu Ghoshal, New Atlas, 26 June 2026

The mill, which is mated to a six-speed dog gearbox with paddle shifter, makes up to 513 hp and 346 ft lbs of torque, though that number will fluctuate based on the requirements of whatever racing series the car is competing in. — Bryan Hood, Robb Report, 25 June 2026

However, components like electric motors, high-voltage batteries, inverters and reduction gearboxes are typically excluded from coverage. — Emily Mercer, USA Today, 22 June 2026

Crews exited in last place after a gearbox problem on the 28th lap. — ABC News, 21 June 2026

Word History

First Known Use

1887, in the meaning defined at sense 1

Rhymes for gearbox

• botox
• checkbox
• comox
• cornstalks
• cowpox
• crosswalks
• deadlocks
• detox
• feedstocks
• hemlocks
• icebox
• jukebox

Kids Definition

gearbox

noun

gear·​box ˈgi(ə)r-ˌbäks 

: transmission sense 3