follow Dictionary.com

Write a Super Short Story to win an iPod!

conchoidal

[kong-koid-l] /kɒŋˈkɔɪd l/
adjective, Mineralogy
1.
noting a shell-like fracture form produced on certain minerals by a blow.
Origin
1660-1670
1660-70; conchoid + -al1
Related forms
conchoidally, adverb
subconchoidal, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for subconchoidal

conchoidal

/kɒŋˈkɔɪdəl/
adjective
1.
(of the fracture of minerals and rocks) having smooth shell-shaped convex and concave surfaces
2.
(of minerals and rocks, such as flint) having such a fracture
Derived Forms
conchoidally, adverb
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
Cite This Source
subconchoidal in Science
conchoidal
  (kŏng-koid'l)   
Of or relating to a mineral or rock surface that is characterized by smooth, shell-like curves. Obsidian and quartz often have conchoidal fractures.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for conchoidal

Few English speakers likely know this word

Word Value for subconchoidal

0
0
Scrabble Words With Friends