Ground-sloth
noun
1.
any of various extinct large, edentate mammals from the Pleistocene Epoch of North and South America resembling modern sloths but living on the ground rather than in trees.
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noun, Mining. 1. a trench, cut through a placer or through bedrock, through which a stream is diverted in order to dislodge and wash the gravel.
- Groundsman
/ˈɡraʊndzmən/ noun (pl) -men 1. a person employed to maintain a sports ground, park, etc
- Ground someone
verb phrase To deny privileges to someone, esp to keep someone confined at home as a punishment: If my father got a pair of bell-bottoms, I think I’d ground him [1940s+; fr the practice of not permitting a pilot to fly, as a punishment, the word found by 1931]
- Ground-squirrel
noun 1. any of several terrestrial rodents of the squirrel family, as of the genus Citellus and chipmunks of the genus Tamias. circ;circ; noun 1. any burrowing sciurine rodent of the genus Citellus and related genera, resembling chipmunks and occurring in North America, E Europe, and Asia Also called gopher
- Ground-state
noun, Physics. 1. the state of least energy of a particle, as an atom, or of a system of particles. noun 1. the lowest energy state of an atom, molecule, particle, etc Compare excited (sense 4) ground state n. The state of least possible energy in a physical system, as of atoms or molecules. ground […]