| 释义 |
gab·bro
\ˈga(ˌ)brō\ noun
(-s)
Etymology: Italian, probably modification of Latin glaber bare, smooth — more at glad
: a rock of a family of granular igneous rocks composed essentially of calcic plagioclase (as labradorite), a ferromagnesian mineral (as augite, hypersthene, olivine, or hornblende), and accessory minerals (as apatite, magnetite, ilmenite)
• gab·bro·ic \(ˈ)ga|brōik\ adjective
• gab·bro·it·ic \| ̷ ̷(ˌ) ̷ ̷|id.ik\ adjective |