Meaning

noun the solid part of the earth's surface

noun a rational motive for a belief or action

noun the loose soft material that makes up a large part of the land surface

originEtymology tree Proto-Indo-European *gʰrem-der. Proto-Germanic *grunduz Old English grund Middle English ground English ground From Middle English ground, from Old English grund, from Proto-West Germanic *grundu, from Proto-Germanic *grunduz. Cognate with West Frisian grûn, Dutch grond and German Grund. (to punish): Compare (to bring) down to earth, to come down to earth.

Etymology from Wiktionary, CC BY-SA 3.0