YELLOW RAIN Definition & Meaning

yellow rain

noun

small, powdery yellow deposits containing the fungal toxin tricothecene, found on leaves and other surfaces in Southeast Asia and Afghanistan in the early 1980s and alleged by some to be a chemical weapon disseminated by air but claimed by others to be pollen-containing bee excrement contaminated by fungus.

yellow rain

noun

a type of yellow precipitation described in parts of SE Asia and alleged by some to be evidence of chemical warfare using mycotoxins

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51�Թ� History and Origins

Origin of yellow rain¹

First recorded in 1975–80

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Example Sentences

Examples have not been reviewed.

A yellow rain warning, indicating a risk of flooding, is also in place in parts of the western UK.

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A yellow weather warning is also currently in place for South Wales, while further yellow rain warnings have been issued for Monday.

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The new warning is in place from 18:00 on Thursday until 06:00 on Friday, while existing yellow rain warnings remain in place for other parts of England, Wales and Northern Ireland.

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Yellow rain warnings that remain in place elsewhere are:

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The warning for rain is in place until 21:00 BST across parts of central England, while yellow rain warnings are in place more widely across much of the rest of England and large parts of Wales.

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