noun ·Uncommon ·Advanced level

Definitions

Noun

1. 1
   A gear wheel.

   "Near-synonyms: cog, gear (often synonymous)"

2. 2
   a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion wordnet
3. 3
   Something behaving in a jerky manner similar to a cogwheel, e.g. cogwheel respiration as a side effect of hyperbaric medicine. attributive

Synonyms

All synonyms

geargeargear wheelautomatic transmissioncogcog

Example

More examples

"Near-synonyms: cog, gear (often synonymous)"

Etymology

From cog + wheel.

Related phrases

gear wheel

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.