gabbro
Use Gabbro in a sentence
roʊ noun, plural gab·bros. Petrology.
a dark granular igneous rock composed essentially of labradorite and augite.
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.
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Link To gabbro
Collins
World English Dictionary
gabbro (ˈɡæbrəʊ) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —n , pl -bros | |
| a dark coarse-grained basic plutonic igneous rock consisting of plagioclase feldspar, pyroxene, and often olivine | |
| [C19: from Italian, probably from Latin glaber smooth, bald] | |
| gab'broic | |
| —adj | |
| gabbro'itic | |
| —adj | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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00:10
Gabbro
is always a great word to know.
So is interrobang. Does it mean:
| a scrap or morsel of food left at a meal. |
| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
Etymonline
Word Origin & History
gabbro
"type of igneous rock," 1837, from It. (Tuscan), from L. glaber "bare, smooth, bald."
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
| gabbro (gāb'rō) Pronunciation Key
A usually dark, coarse-grained igneous rock composed mostly of plagioclase feldspar and clinopyroxene, and sometimes olivine. Gabbro is the coarse-grained equivalent of basalt. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Example sentences
Hornblende gabbro locally intrudes and is mapped with the diorite.
Trees grow only on the gabbro and the contact between the two rocks can be detected by the tree line.
Nearby Words
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