(n.) 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).
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). gabbro. Retrieved September 22, 2026, from http://smartdefine.org/gabbro/definitions/2010920 |
| Chicago | Webster's. 2011. "gabbro" http://smartdefine.org/gabbro/definitions/2010920 (accessed September 22, 2026). |
| Harvard | Webster's 2011, gabbro, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/gabbro/definitions/2010920>. |
| MLA | Webster's. "gabbro" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/gabbro/definitions/2010920> |