tropical depression
English
Three tropical cyclones of the 2006 Pacific typhoon season at different stages of development. The weakest (left), a tropical depression, demonstrates only the most basic circular shape. A stronger storm (top right) demonstrates spiral banding and increased centralization, while the strongest (lower right), a typhoon, has developed an eye.
Noun
tropical depression (plural tropical depressions)
- (meteorology) organized low-pressure system of thunderclouds with closed surface circulation and maximum sustained winds of less than 34 knots (63 km) per hour.
Translations
region of low pressure
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See also
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