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grounded
grounder
groundhog
Groundhog Day
grounding
groundkeeper
groundless
groundling
groundmass
groundnut
groundnut oil
groundout
groundscraper
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groundsheet
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groundmass
ground·mass [ grównd màss ]


noun 
Definition:
 
fine-grained base rock: in some kinds of rock, the fine-grained base rock in which larger crystals are embedded
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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