| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024gray1 or grey /greɪ/USA pronunciation adj., gray•er, gray•est or grey•er, grey•est, n. adj. - of a color between white and black;
having a neutral hue. - dull and dreary:gray skies.
- having gray hair:was prematurely gray.
- not clearly one thing or the other:[before a noun]the gray area between realism and abstraction.
n. - [uncountable] a color intermediate between white and black.
- gray material or clothing: [uncountable]to dress in gray.[countable]dressed in grays and blues.
- [countable] a horse of a gray color.
gray•ish, adj. gray•ness, n. [uncountable] WordReference Random House Unabridged Dictionary of American English © 2024gray1 (grā),USA pronunciation adj., -er, -est, n., v. adj. - of a color between white and black;
having a neutral hue. - dark, dismal, or gloomy:gray skies.
- dull, dreary, or monotonous.
- having gray hair;
gray-headed. - pertaining to old age;
mature. - Informal Termspertaining to, involving, or composed of older persons:gray households.
- old or ancient.
- indeterminate and intermediate in character:The tax audit concentrated on deductions in the gray area between purely personal and purely business expenses.
n. - any achromatic color;
any color with zero chroma, intermediate between white and black. - something of this color.
- gray material or clothing:to dress in gray.
- an unbleached and undyed condition.
- American History(often cap.) a member of the Confederate army in the American Civil War or the army itself. Cf. blue (def. 5).
- a horse of a gray color.
- a horse that appears white but is not an albino.
v.t., v.i. - to make or become gray.
Also, grey. - bef. 900; Middle English; Old English grǣg; cognate with German grau
- Physicsthe SI unit of absorbed dose, equal to the amount of ionizing radiation absorbed when the energy imparted to matter is 1 J/kg. Abbr.: Gy Cf. rad.
- named in honor of Louis Harold Gray (1905–65), English radiobiologist 1975
A•sa (ā′sə),USA pronunciation 1810–88, U.S. botanist.- Biographical Thomas, 1716–71, English poet.
Collins Concise English Dictionary © HarperCollins Publishers:: gray /ɡreɪ/ adj , n , vb - a variant spelling (now esp US) of grey
gray /ɡreɪ/ n - the derived SI unit of absorbed ionizing radiation dose or kerma equivalent to an absorption per unit mass of one joule per kilogram of irradiated material. 1 gray is equivalent to 100 rads
Symbol: Gy
Etymology: 20th Century: named after Louis Harold Gray (1905–65), English physicist |