updraft
Noun
Meaning
updraft (plural updrafts)
an upward current of air, especially a strong one
Synonyms
Antonyms
Hypernyms
Examples
An updraft kiln has shelves that trap heat.
As the now un-powered aircraft completed its final descent, it could rise back into the air with the slightest updraft.
Dust devils form as a swirling updraft under sunny conditions during fair weather, rarely coming close to the intensity of a tornado.
Some cooling towers operate on this principle; similarly the solar updraft tower is a proposed device to generate electricity based on the stack effect.
As the updraft intensifies, it creates an area of low pressure at the surface.
Hailstones can be very large or very small, depending on how strong the updraft is: weaker hailstorms produce smaller hailstones than stronger hailstorms (such as supercells ).