- Cannonball
- cannonball problem
- Cannon-Bard theory of emotion
- cannon bone
- cannon boring machine
- Cannon Boxing
- Cannon crater
- cannon-shot
- cannula
- Canny operator
- Canny算子
- canoeing
- Canoeing in still water
- Cano fringe
- canola oil
- Canon and Instructions for the Divine Alchemy of the Nine Cauldrons of theYellow Emperor
- Canon Camera
- Canon der Finsternisse
- canonical
- canonical 1-form
- canonical Abelian integrals
- canonical affine connection
- canonical algorithm
- canonical anticommutation relation
- canonical assemblage