English > oxide: 1 sense > noun 1, substance| Meaning | Any compound of oxygen with another element or a radical. |
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| Narrower | calcium oxide, quicklime, lime, calx, calcined lime, fluxing lime, unslaked lime, burnt lime | A white crystalline oxide used in the production of calcium hydroxide |
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| copper oxide | An oxide of copper |
| dioxide | An oxide containing two atoms of oxygen in the molecule |
| ferric oxide | A red oxide of iron |
| monoxide | An oxide containing just one atom of oxygen in the molecule |
| nitrogen oxide | Any of several oxides of nitrogen formed by the action of nitric acid on oxidizable materials |
| pentoxide | An oxide containing five atoms of oxygen in the molecule |
| peroxide | An inorganic compound containing the divalent ion -O-O- |
| red lead, minium | A reddish oxide of lead (Pb3O4) used as a pigment in paints and in glass and ceramics |
| silica, silicon oxide, silicon dioxide | A white or colorless vitreous insoluble solid (SiO2) |
| sulfur oxide, sulphur oxide | Any of several oxides of sulphur |
| superoxide | A metallic oxide containing the univalent anion O2- |
| tetroxide | An oxide containing four atoms of oxygen in the molecule |
| titanium dioxide, titanium oxide, titanic oxide, titania | A white powder used as a pigment for its high covering power and durability |
| trioxide | An oxide containing three atoms of oxygen in the molecule |
| zinc oxide, flowers of zinc, philosopher's wool, philosophers' wool | oxide of zinc |
| zirconium oxide, zirconia, zirconium dioxide | A white crystalline oxide |
| Broader | compound, chemical compound | (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight |
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| Spanish | óxido, óxidos |
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| Catalan | òxid |
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| Verbs | oxidize, oxidise | add oxygen to or combine with oxygen |
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