winter moth

British  

noun

1. a brown geometrid moth, Operophtera brumata, of which the male is often seen against lighted windows in winter, the female being wingless

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Example Sentences

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winter moth

Among the moth species linked to blue tit success was the winter moth, which emerges early in spring and is known to be a key food source.

From Science Daily ● Jan. 23, 2024

In order to check the ravages of the winter moth, plum and apple trees are grease-banded at the beginning of October and again at the end of March.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3 "Frost" to "Fyzabad" by Various