Definitions from Wiktionary ( )

▸ noun:  The surface of the Earth, as opposed to the sky or water or underground.
▸ noun:  (uncountable) Terrain.
▸ noun:  Soil, earth.
▸ noun:  (countable) The bottom of a body of water.
▸ noun:  Basis, foundation, groundwork, legwork.
▸ noun:  (chiefly in the plural) Reason, (epistemic) justification, cause.
▸ noun:  Background, context, framework, surroundings.
▸ noun:  (historical) The area on which a battle is fought, particularly as referring to the area occupied by one side or the other. Often, according to the eventualities, "to give ground" or "to gain ground".
▸ noun:  (figurative, by extension) Advantage given or gained in any contest; e.g. in football, chess, debate or academic discourse.
▸ noun:  (in combination) A place suited to a specified activity.
▸ noun:  The plain surface upon which the figures of an artistic composition are set.
▸ noun:  (sculpture) A flat surface upon which figures are raised in relief.
▸ noun:  (point lace) The net of small meshes upon which the embroidered pattern is applied.
▸ noun:  (etching) A gummy substance spread over the surface of a metal to be etched, to prevent the acid from eating except where an opening is made by the needle.
▸ noun:  (architecture, chiefly in the plural) One of the pieces of wood, flush with the plastering, to which mouldings etc. are attached.
▸ noun:  (countable) A soccer stadium.
▸ noun:  (electricity, Canada and US) An electrical conductor connected to the earth, or a large conductor whose electrical potential is taken as zero (such as a steel chassis).
▸ noun:  (electricity, Philippines) Electric shock.
▸ noun:  (countable, cricket) The area of grass on which a match is played (a cricket field); the entire arena in which it is played; the part of the field behind a batsman's popping crease where he can not be run out (hence to make one's ground).
▸ noun:  (music) A composition in which the bass, consisting of a few bars of independent notes, is continually repeated to a varying melody.
▸ noun:  (music) The tune on which descants are raised; the plain song.
▸ noun:  The pit of a theatre.
▸ noun:  (India, obsolete) Synonym of munny (“land measure”)
▸ verb:  (US) To connect (an electrical conductor or device) to a ground.
▸ verb:  (Philippines) To electrocute.
▸ verb:  (transitive) To punish, especially a child or teenager, by forcing them to stay at home and/or give up certain privileges.
▸ verb:  (transitive) To forbid (an aircraft or pilot) to fly.
▸ verb:  To give a basic education in a particular subject; to instruct in elements or first principles.
▸ verb:  (baseball) To hit a ground ball. Compare fly (verb (regular)) and line (verb).
▸ verb:  To place something on the ground.
▸ verb:  (intransitive) To run aground; to strike the bottom and remain fixed.
▸ verb:  To found; to fix or set, as on a foundation, reason, or principle; to furnish a ground for; to fix firmly.
▸ verb:  (fine arts) To cover with a ground, as a copper plate for etching, or as paper or other materials with a uniform tint as a preparation for ornament.
▸ verb:  To improve or focus the mental or emotional state of.
▸ verb:  (machine learning) To complement a machine learning model with relevant information it was not trained on.
▸ adjective:  Crushed, or reduced to small particles.
▸ adjective:  Processed by grinding.

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