| copper | any of various small butterflies of the family Lycaenidae having coppery wings |
American copper
Lycaena hypophlaeas | common copper butterfly of central and eastern North America |
copper rockfish
Sebastodes caurinus | a rockfish of the Pacific coastal waters of North America |
| copper mine | a mine where copper is dug from the ground |
nitrous oxide
laughing gas | inhalation anesthetic used as an anesthetic in dentistry and surgery |
copper
copper color | a reddish-brown color resembling the color of polished copper |
bull
cop
copper
fuzz
pig | uncomplimentary terms for a policeman |
nark
copper's nark | an informer or spy working for the police |
copper beech
purple beech
Fagus sylvatica atropunicea
Fagus purpurea
Fagus sylvatica purpurea | variety of European beech with shining purple or copperolored leaves |
| copper | a copper penny |
rhinophyma
hypertrophic rosacea
toper's nose
brandy nose
rum nose
rum-blossom
potato nose
hammer nose
copper nose | enlargement of the nose with dilation of follicles and redness and prominent vascularity of the skin, often associated with excessive consumption of alcohol |
titanium dioxide
titanium oxide
titanic oxide
titania | a white powder used as a pigment for its high covering power and durability |
barium monoxide
barium oxide
barium protoxide | an oxide of barium, a whitish toxic powder |
copper
Cu
atomic number | a ductile malleable reddish-brown corrosionesistant diamagnetic metallic element, occurs in various minerals but is the only metal that occurs abundantly in large masses, used as an electrical and thermal conductor |
chalcocite
copper glance | a heavy grey mineral that is an ore of copper |
chalcopyrite
copper pyrites | a yellow copper ore (CuFeS) made up of copper and iron sulfide |
periclase
magnesia
magnesium oxide | a white solid mineral that occurs naturally as periclase, a source of magnesium |
heavy water
deuterium oxide | water containing a substantial proportion of deuterium atoms, used in nuclear reactors |
| nitrogen oxide | any of several oxides of nitrogen formed by the action of nitric acid on oxidizable materials, present in car exhausts |
| nitric oxide | a poisonous red-brown gas (NO) |
arsenic arsenic trioxide
arsenous anhydride
arsenous oxide
white arsenic
ratsbane | a white powdered poisonous trioxide of arsenic, used in manufacturing glass and as a pesticide (rat poison) and weed killer |
| blister copper | an impure form of copper having a black blistered surface |
calcium oxide
quicklime
lime calx
calcined lime
fluxing lime
unslaked lime
burnt lime | a white crystalline oxide used in the production of calcium hydroxide |
| copper-base alloy | any alloy whose principal component is copper |
| copper oxide | an oxide of copper |
copper sulfate
copper sulphate
cupric sulfate
cupric sulphate | a copper salt made by the action of sulfuric acid on copper oxide |
alumina
aluminum oxide
aluminium oxide | any of various forms of aluminum oxide occurring naturally as corundum |
aluminum hydroxide
aluminium hydroxide
hydrated aluminum oxide
hydrated aluminium oxide | white crystalline compound that occurs naturally as the mineral gibbsite |
| ferric oxide | a red oxide of iron |
hydroxide
hydrated oxide | a compound of an oxide with water |
| oxide | any compound of oxygen with another element or a radical |
silica
silicon oxide
silicon dioxide | a white or colorless vitreous insoluble solid (SiO), various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite |
sulfur oxide
sulphur oxide | any of several oxides of sulphur |
zinc oxide
flowers of zinc
philosopher's wool
philosophers' wool | oxide of zinc, a white powder used as a pigment or in cosmetics or glass or inks and in zinc ointment |
zirconium oxide
zirconia
zirconium dioxide | a white crystalline oxide, used in refractories and in insulation and abrasives and enamels and glazes |
| copper | coat with a layer of copper |
| copper-bottom | provide with a copper bottom, copper-bottom a frying pan |
coppery
copper colored | of something having the color of copper |
| copper-bottomed | having a bottom of copper or sheathed with copper, copper-bottomed pots, a copper-bottomed ship |