konveksi

Etymology
(see 🇨🇬), ultimately from.

Adjective

 * 1) convex

Etymology
From, from.

Noun

 * 1)  The vertical movement of heat and moisture, especially by updrafts and downdrafts in an unstable air mass.
 * 2)  The transmission of heat in a fluid by the circulation of currents.
 * 1)  The transmission of heat in a fluid by the circulation of currents.