noun Geology.

an erosional scar on the earth's surface, produced by the impact of a cosmic body, as a meteorite or asteroid.Compare crater(def 2).

Origin of astrobleme

1965–70; < astro- + -bleme (< Greek blêma shot, wound) Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for astrobleme



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

Word Origin for astrobleme

C20: from astro- + Greek blēma shot, wound
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

Word Origin and History for astrobleme

1961, from astro- + Greek bleme "throw of a missile; wound caused by a missile," from ballein "to throw" (see ballistics).

Online Etymology Dictionary, © 2010 Douglas Harper