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| a storm warning given for winds with speeds exceeding 63 knots (72 mph, 32 m/sec) when the source of the winds is a tropical cyclone |
| an intense, localized downdraft of air that spreads on the ground, causing rapid changes in wind direction and speed; a localized downpour |
| cyclone (ˈsaɪkləʊn) | |
| —n | |
| 1. | another name for depression |
| 2. | a violent tropical storm; hurricane |
| [C19: from Greek kuklōn a turning around, from kukloein to revolve, from kuklos wheel] | |
| cyclonic | |
| —adj | |
| cy'clonical | |
| —adj | |
| 'cyclonal | |
| —adj | |
| cy'clonically | |
| —adv | |