Definitions for gabbroˈgæb roʊ
Random House Webster's College Dictionary
gab•broˈgæb roʊ(n.)(pl.)-bros.
a dark granular igneous rock composed essentially of labradorite and augite.
Category: Petrology
Origin of gabbro:
1835–40;< It; akin to L glaber smooth
gab•bro•icgəˈbroʊ ɪk(adj.)gab`bro•it′ic
Princeton's WordNet
gabbro(noun)
one of a family of granular intrusive rocks
Wiktionary
gabbro(Noun)
A name originally given to a kind of serpentine, and now generally used for a coarsely crystalline, igneous rock consisting of lamellar pyroxene and labradorite.
Origin: From gabbro.
Webster Dictionary
Gabbro(noun)
a name originally given by the Italians to a kind of serpentine, later to the rock called euphotide, and now generally used for a coarsely crystalline, igneous rock consisting of lamellar pyroxene (diallage) and labradorite, with sometimes chrysolite (olivine gabbro)
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