Webster's Revised Unabridged Dictionary · 1913

Gray

Gray (grā) , adjective

[Old English gray, grey, Anglo-Saxon grag, grēg; akin to Dutch graauw, Old High German grāo, German grau, Danish graa, Swedish grå, Icelandic grār.]

1.
any color of neutral hue between white and black; white mixed with black, as the color of pepper and salt, or of ashes, or of hair whitened by age; sometimes, a dark mixed color; as, the soft gray eye of a dove.
These gray and dun colors may be also produced by mixing whites and blacks. — Sir I. Newton
2.
Gray-haired; gray-headed; of a gray color; hoary.
3.
Old; mature; as, gray experience. — Ames
4.
gloomy; dismal.
Collocations (16)
Gray antimony (Mineralogy) , stibnite.
Gray buck (Zoology) , the chickara.
Gray cobalt (Mineralogy) , smaltite.
Gray copper (Mineralogy) , tetrahedrite.
Gray duck (Zoology) , the gadwall; also applied to the female mallard.
Gray falcon (Zoology) , the peregrine falcon.
Gray Friar , See Franciscan, and Friar.
Gray hen (Zoology) , the female of the blackcock or black grouse. See Heath grouse.
Gray mill or Gray millet (Botany) , a name of several plants of the genus Lithospermum; gromwell.
Gray mullet (Zoology) , any one of the numerous species of the genus Mugil, or family Mugilida, found both in the Old World and America; as the European species (Mugilida capito, and Mugilida auratus), the American striped mullet (Mugilida albula), and the white or silver mullet (Mugilida Braziliensis). See Mullet.
Gray owl (Zoology) , the European tawny or brown owl (Syrnium aluco). The great gray owl (Ulula cinerea) inhabits arctic America.
Gray parrot (Zoology) , an African parrot (Psittacus erithacus), very commonly domesticated, and noted for its aptness in learning to talk. Also called jako.
Gray pike (Zoology) , See Sauger.
Gray snapper (Zoology) , a Florida fish; the sea lawyer. See Snapper.
Gray snipe (Zoology) , the dowitcher in winter plumage.
Gray whale (Zoology) , a rather large and swift whale of the northern Pacific (Eschrichtius robustus, formerly Rhachianectes glaucus), having short jaws and no dorsal fin. It grows to a length of 50 feet (someimes 60 feet). It was formerly taken in large numbers in the bays of California, and is now rare; -- called also grayback, devilfish, and hardhead. It lives up to 50 or 60 years and adults weigh from 20 to 40 tons.

Gray (grā) , noun

1.
A gray color; any mixture of white and black; also, a neutral or whitish tint.
2.
An animal or thing of gray color, as a horse, a badger, or a kind of salmon.
Woe worth the chase, woe worth the day. That coats thy life, my gallant gray. — Sir W. Scott
3.
(U. S. History) the Confederate army or a soldier in the confederate army; as, a battle between the blue and the gray.

Gray (grā) , noun

[named after Louis Harold Gray, English radiobiologist.]

the SI unit of absorbed dosage of ionizing radiation, equal to an absorbed energy of 1 joule per kilogram of irradiated material; -- abbreviated Gy. This unit is 100 times the commonly used unit, the rad.