boulder
Use Boulder in a sentence
dər noun
a detached and rounded or worn rock, especially a large one.
00:10
Boulder
is always a great word to know.
So is bezoar. Does it mean:
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| a scrap or morsel of food left at a meal. |
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source
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Link To boulder
Collins
World English Dictionary
boulder (ˈbəʊldə) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —n | |
| 1. | a smooth rounded mass of rock that has a diameter greater than 25cm and that has been shaped by erosion and transported by ice or water from its original position |
| 2. | geology a rock fragment with a diameter greater than 256 mm and thus bigger than a cobble |
| [C13: probably of Scandinavian origin; compare Swedish dialect bullersten, from Old Swedish bulder rumbling + sten | |
| 'bouldery | |
| —adj | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Etymonline
Word Origin & History
boulder
1670s, variant of M.E. bulder (c.1300), from a Scandinavian source akin to Swed. dial. bullersten "noisy stone" (large stone in a stream, causing water to roar around it), from bullra "to roar" + sten "stone." Or the first element may be from *buller- "round object," from P.Gmc. *bul-, from PIE *bhel-
(2) "to inflate, swell" (see bole).
Online Etymology Dictionary, © 2010 Douglas Harper
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Example sentences from the web
The basin area is underlain by the quartz monzonite of the boulder batholith.
Boulder city also houses a small, satellite campus of the college of southern nevada.
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