noun Geology.
a limestone composed of minute rounded concretions resembling fish roe, in some places altered to ironstone by replacement with iron oxide.
Also called egg stone.

1775–85; (< French oölithe) < Neo-Latin oölithēs. See oo-, -lite

oolitic [oh-uh-lit-ik] , adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To oolites
World English Dictionary
oolite (ˈəʊəˌlaɪt)
any sedimentary rock, esp limestone, consisting of tiny spherical concentric grains within a fine matrix
[C18: from French from New Latin oolitēs, literally: egg stone; probably a translation of German Rogenstein roe stone]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Word Origin & History

"rock consisting of fine grains of carbonate of lime," 1785, from Mod.L. oolites, from oo-, comb. form of Gk. oon "egg" (cognate with O.E. æg, see egg) + lithos "stone." So called because the rock resembles the roe of fish.
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Science Dictionary
oolite   (ō'ə-līt')  Pronunciation Key 
A sedimentary rock consisting of ooliths that are cemented together by calcium carbonate.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature