gearbox

or gear box

[ geer-boks ]
/ ˈgɪərˌbɒks /

noun

a transmission, as in an automobile.
a shield or housing for gears.

Nearby words

  1. gear lever,
  2. gear pump,
  3. gear ratio,
  4. gear train,
  5. gear up,
  6. gearing,
  7. gearset,
  8. gearshift,
  9. gearwheel,
  10. geb

Origin of gearbox

First recorded in 1885–90; gear + box1

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


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