WordReference Random House Unabridged Dictionary of American English © 2026
mi•cro•burst
(mī′krə bûrst′),USA pronunciation n. [Meteorol.]
- Meteorologyan intense, localized downdraft of air that spreads on the ground, causing rapid changes in wind direction and speed;
a localized downburst.
- micro- + burst 1980–85
'microburst' also found in these entries (note: many are not synonyms or translations):