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astrobleme

[as-truh-bleem]

noun

Geology, Astronomy.

  1. an erosional scar on the earth's surface, produced by the impact of a cosmic body, as a meteorite.

astrobleme

/ ˈæٰəˌː /

noun

  1. a mark on the earth's surface, usually circular, formed by a large ancient meteorite impact

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word History and Origins

Origin of astrobleme1

First recorded in 1965–70; astro- + -bleme (from Greek ê “shot, wound”)
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Word History and Origins

Origin of astrobleme1

C20: from astro- + Greek ŧ shot, wound

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