gabbro

noun

gab·bro ˈga-(ˌ)brō How to pronounce gabbro (audio)

plural gabbros

: a granular igneous rock composed essentially of calcic plagioclase, a ferromagnesian mineral, and accessory minerals

gabbroic

ga-ˈbrō-ik How to pronounce gabbro (audio)

adjective

Example Sentences

Recent Examples on the Web Not getting a sample of this gabbro was frustrating, but scientists are already extracting valuable lessons from the momentary failure.

Robin George Andrews, Scientific American, 12 Aug. 2021 Basalt and gabbro rocks, for example, have tiny defects in their crystals that could release electrical charges into the air.

Christina Nunez, National Geographic, 16 Apr. 2019 Basalt and gabbro rocks, for example, have tiny defects in their crystals that could release electrical charges into the air.

Christina Nunez, National Geographic, 16 Apr. 2019 The rise itself is a large plateau about the size of California that contains 2,500,000 cubic kilometers of most basalt and gabbro (the stuff of oceanic crust).

Erik Klemetti, WIRED, 6 Sep. 2013

Word History

Etymology

borrowed from Italian (Tuscan), perhaps going back to Vulgar Latin *gabrum, altered from Latin glabr-, glaber "hairless, smooth" — more at glad entry 1

First Known Use

circa 1776, in the meaning defined above

单词	gabbro
释义	gabbro noun gab·bro ˈga-(ˌ)brō plural gabbros : a granular igneous rock composed essentially of calcic plagioclase, a ferromagnesian mineral, and accessory minerals gabbroic ga-ˈbrō-ik adjective Example Sentences Recent Examples on the Web Not getting a sample of this gabbro was frustrating, but scientists are already extracting valuable lessons from the momentary failure. Robin George Andrews, Scientific American, 12 Aug. 2021 Basalt and gabbro rocks, for example, have tiny defects in their crystals that could release electrical charges into the air. Christina Nunez, National Geographic, 16 Apr. 2019 Basalt and gabbro rocks, for example, have tiny defects in their crystals that could release electrical charges into the air. Christina Nunez, National Geographic, 16 Apr. 2019 The rise itself is a large plateau about the size of California that contains 2,500,000 cubic kilometers of most basalt and gabbro (the stuff of oceanic crust). Erik Klemetti, WIRED, 6 Sep. 2013 Word History Etymology borrowed from Italian (Tuscan), perhaps going back to Vulgar Latin gabrum, altered from Latin glabr-, glaber* "hairless, smooth" — more at glad entry 1 First Known Use circa 1776, in the meaning defined above
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