Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Of, resembling, or containing copper; coppery.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A reddish-brown color, like that of polished copper.
  • adj. Of or of the nature of copper.
  • adj. Containing copper.
  • adj. Of a reddish-brown color, like that of polished copper.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Consisting of copper or resembling copper; coppery.

from The Century Dictionary and Cyclopedia

  • Consisting of or containing copper; having the properties of copper.
  • Copper-colored; reddish-brown with a metallic luster.

Etymologies

From Late Latin cupreus, from cuprum, copper; see copper1.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin cupreus, from cuprum ("copper"). (Wiktionary)

Examples

  • Face silvery; antennæ testaceous, black towards the tips, arista full as long as the thorax; thorax with three cupreous stripes; pectus silvery; abdomen with cupreous purple bands and with whitish spots along each side; legs testaceous, tarsi and hind tibiæ black; wings slightly greyish, blackish brown along the costa and about the transverse veins, veins black, fore branch of the præbrachial vein curved inward, discal transverse vein undulating; halteres testaceous.

    Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology

  • Head blue in front, sides of the face cupreous-purple; mouth, antennæ, and tarsi black; arista snow-white; thorax with two almost contiguous darker stripes; abdomen æneous green, with the exception of the petiole, which is very thick; wings slightly greyish, costal half black; halteres testaceous.

    Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology

  • _ Head and pectus with white tomentum and hairs; mystax with a few black bristles; mouth and antennæ black; third joint of the latter linear, conical at the tip, longer than the first and the second together; thorax with cupreous-gilded tomentum; abdomen purple, green at the base, blue and with a row of white dots along each side; legs blue; wings brown, cinereous towards the base, veins black; halteres testaceous.

    Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology

  • Face and pectus silvery; antennæ black, arista longer than the thorax; thorax with three broad reddish cupreous stripes; abdomen with broad cupreous purple bands; femora lutescent, tibiæ piceous, fore femora blackish towards the tips, tarsi black; wings black, tips snow-white, fore branch of the præbrachial vein slightly curved inward, discal transverse vein much curved outward; halteres tawny, with black tips.

    Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology

  • Face and pectus whitish; antennæ piceous; abdomen cupreous-black, dull testaceous towards the base; hind legs black, hind tibiæ towards the base and anterior legs dull testaceous; wings blackish, paler along the hind border, veins black, præbrachial vein and discal transverse vein straight; halteres testaceous.

    Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology

  • Vertex bluish-purple; face and pectus silvery; antennæ testaceous, arista about half the length of the body; fourth and fifth segments of the abdomen deep black with a cupreous band on the hind border of each segment, tip blue; legs and halteres testaceous; wings greyish, paler along the hind border, tips black, fore branch of the præbrachial vein slightly curved inward, discal transverse vein slightly undulating.

    Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology

  • If we shake up the ether solution of bitter substance with an aqueous solution of acetate of copper, the ether will assume a green color, and gradually deposits a green crystalline powder, a cupreous combination of the bitter acid.

    Scientific American Supplement, No. 447, July 26, 1884

  • Beside this I got a rare mess of golden and silver and bright cupreous fishes, which looked like a string of jewels.

    Walden~ Chapter 17 (historical)

  • Respecting the slates of Blattenberg, in the canton of Glaris which some mineralogists, because of their numerous impressions of fish, have long mistaken for the cupreous slates of Mansfeld, they belong, according to M. von Buch, to a real transition formation.

    Travels to the Equinoctial Regions of America

  • And this bright cupreous dolphin was spawned and has passed its life beneath the level of your feet in your native fields.

    A Week on the Concord and Merrimack Rivers

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