Dictionary.com

gearbox

or gear box

[ geer-boks ]
/ ˈgɪərˌbɒks /
Save This Word!

noun
a transmission, as in an automobile.
a shield or housing for gears.
QUIZ
WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?
Smoothly step over to these common grammar mistakes that trip many people up. Good luck!
Question 1 of 7
Fill in the blank: I can’t figure out _____ gave me this gift.

Origin of gearbox

First recorded in 1885–90; gear + box1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use gearbox in a sentence

British Dictionary definitions for gearbox

gearbox
/ (ˈɡɪəˌbɒks) /

noun
the metal casing within which a train of gears is sealed
this metal casing and its contents, esp in a motor vehicle
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
FEEDBACK