TROPICAL DEPRESSION Definition & Meaning

tropical depression

[ trop-i-kuhl di-presh-uhn ]

Phonetic (Standard)IPA

noun

Meteorology.

an atmospheric low-pressure system originating in the tropics, specifically, a tropical cyclone in which the maximum sustained wind speed is 38 miles per hour (62 kilometers per hour) or less.

tropical depression

noun

an area of heavy rains and winds, the first stage in the development of a possible hurricane

tropical depression

A tropical cyclone having sustained surface winds less than 39 mi (63 km) per hour.
See Note at cyclone

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�y��vlog History and Origins

Origin of tropical depression¹

First recorded in 1845–50; tropical + depression (in the sense “low atmospheric pressure”

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Compare Meanings

How does tropical depression compare to similar and commonly confused words? Explore the most common comparisons:

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Example Sentences

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Cyclone Alfred had hovered for days off the country's east coast as a category two cyclone before weakening into a tropical depression on Saturday.

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Another low pressure area off Bicol could intensify into a tropical depression by the end of the week, Ms Claren said.

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While the typhoon has been downgraded to a tropical depression since making landfall in northern Vietnam, it has continued to cause deadly landslides across south-east Asia.

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Another tropical depression is forecast to develop in the western Pacific in the coming week.

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Yagi, which was initially categorised as a super typhoon - the equivalent of a category 5 hurricane - but later downgraded to a tropical depression, has continued to wreak havoc in Vietnam since making landfall on Saturday.

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