impact winter

noun

A period of prolonged cold weather due to the impact of a large asteroid or comet on the Earth's surface.

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Meanings

nounimpact winter (plural impact winters)

plural impact winters

  1. A period of prolonged cold weather due to the impact of a large asteroid or comet on the Earth's surface.
Cite this entry
APA

impact winter. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/impact%20winter

MLA

“impact winter.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/impact%20winter. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “impact winter,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/impact%20winter.

Source: impact winter on Wiktionary, CC BY-SA 4.0.