impact event

noun

The collision between two or more celestial bodies, at least one of which usually being an asteroid or meteorite.

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Meanings

noun
  1. astronomyThe collision between two or more celestial bodies, at least one of which usually being an asteroid or meteorite.

    Impactite is the term used for all rocks produced or affected by a hypervelocity impact event.

    2012, G. R. Osinski, Impact Cratering: Processes and Products
Cite this entry
APA

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

MLA

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

Chicago

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

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