- the solid surface of the earth；a limited or defined extent of the earth's surface; land
- prohibit or prevent (a pilot or an aircraft) from flying；(of a parent) refuse to allow (a child) to go out socially as a punishment
verb: ground, 3rd person present: grounds, gerund or present participle: grounding, past tense: grounded, past participle: grounded
noun: ground, plural noun: grounds
- 1. the solid surface of the earth he lay on the ground 同義詞
- ▪ a limited or defined extent of the earth's surface; land an adjoining area of ground had been purchased
- ▪ land of a specified kind my feet squelched over marshy ground 同義詞
- ▪ (in aviation) relating to the ground rather than the air (with particular reference to the maintenance and servicing of an aircraft on the ground) ground staff ground crew
- ▪ living or growing on or close to the ground ground flora
- 2. an area of land or sea used for a specified purpose shore dumping can pollute fishing grounds and beaches
- ▪ an area of enclosed land surrounding a large house or other building the house stands in seven acres of grounds 同義詞
- 3. an area of knowledge or subject of discussion or thought third-year courses typically cover less ground and go into more depth he shifted the argument onto theoretical grounds of his own choosing
- 4. factors forming a basis for action or the justification for a belief there are some grounds for optimism they called for a retrial on the grounds of the new evidence 同義詞
- 5. a prepared surface to which paint is applied.
- ▪ a substance used to prepare a surface for painting.
- ▪ (in embroidery or ceramics) a plain surface to which decoration is applied.
- ▪ a piece of wood fixed to a wall as a base for boards, plaster, or woodwork.
- 6. solid particles, especially of ground coffee, that form a residue; sediment machines which presoak the coffee grounds produce a superior cup of coffee 同義詞
- 7. North American electrical connection of a circuit or conductor to the earth.
- 8. short for ground bass
- 1. prohibit or prevent (a pilot or an aircraft) from flying a bitter wind blew from the northeast and the bombers were grounded 同義詞
- ▪ informal (of a parent) refuse to allow (a child) to go out socially as a punishment he was grounded for hitting her on the head
- 2. (with reference to a ship) run or go aground rather than be blown up, Muller grounded his ship on a coral reef and surrendered the larger ships grounded on the riverbed at low tide 同義詞 反義詞
- 3. give (something abstract) a firm theoretical or practical basis the study of history must be grounded in a thorough knowledge of the past 同義詞
- ▪ instruct (someone) thoroughly in a subject they were grounded in the classics, in history, and in literature 同義詞
- 4. place or lay (something) on the ground or hit the ground with it he was penalized two strokes for grounding his club in a bunker
- 5. North American connect (an electrical device) with the ground.
- 6. (of a batter) hit a pitched ball so that it bounces on the ground he grounded to second
- ▪ (of a batter) be put out by hitting a ball on the ground to a fielder who throws it to or touches first base before the batter touches that base he grounded out to shortstop
- be thick on the ground
- be thin on the ground
- break ground
- break new ground
- cut the ground from under someone's feet
- from the ground up
- gain ground
- gain ground on
- get off the ground
- give ground
- go to ground
- lose ground
- make up ground
- on the ground
- on one's own ground
- prepare the ground
- stand one's ground
- run oneself into the ground