Noun: convection kun'vek-shun
- The transfer of heat through a fluid (liquid or gas) caused by molecular motion
"Convection currents in the Earth's mantle drive plate tectonics"
- (meteorology) the vertical movement of heat or other properties by massive motion within the atmosphere
"Convection plays a crucial role in the formation of thunderstorms"
Derived forms: convections
Type of: action, activity, natural action, natural process, temperature change
Encyclopedia: Convection, Rotation and Planetary Transits