Origin of achondrite

First recorded in 1900–05; a-6 + chondrite
Related formsa·chon·drit·ic [ey-kon-drit-ik] /ˌeɪ kɒnˈdrɪt ɪk/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for achondrite


  1. a rare stony meteorite that consists mainly of silicate minerals and has the texture of igneous rock but contains no chondrulesCompare chondrite
Derived Formsachondritic (ˌeɪkɒnˈdrɪtɪk), adjective
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

achondrite in Science


  1. A stony meteorite that does not contain chondrules.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.