au
English Thesaurus
1. a unit of length used for distances within the solar system; equal to the mean distance between the Earth and the Sun (approximately 93 million miles or 150 million kilometers) (noun.quantity)
| hypernym | : | astronomy unit, |
| definition | : | a linear unit used for astronomical distances (noun.quantity) |
2. a soft yellow malleable ductile (trivalent and univalent) metallic element; occurs mainly as nuggets in rocks and alluvial deposits; does not react with most chemicals but is attacked by chlorine and aqua regia (noun.substance)
| hypernym | : | noble metal, |
| definition | : | any metal that is resistant to corrosion or oxidation (noun.substance) |
| hyponym | : | gold dust, |
| definition | : | the particles and flakes (and sometimes small nuggets) of gold obtained in placer mining (noun.substance) |
| hyponym | : | green gold, |
| definition | : | a gold alloy (at least 14 karat gold with silver or silver and cadmium) that has a green appearance (noun.substance) |
| hyponym | : | guinea gold, |
| definition | : | 22-karat gold from which guinea coins were made (noun.substance) |
| substance meronym | : | gold foil, |
| definition | : | foil made of gold (noun.artifact) |
| substance meronym | : | gold leaf, |
| definition | : | a very thin form of gold foil (noun.artifact) |
| substance meronym | : | gold, |
| definition | : | coins made of gold (noun.possession) |
| substance meronym | : | dental gold, |
| definition | : | an alloy of gold used in dentistry (noun.substance) |
| substance meronym | : | graphic tellurium, sylvanite, |
| definition | : | a silver-white mineral consisting of silver gold telluride; a source of gold in Australia and America (noun.substance) |
| derivation | : | gilded, gold, golden, |
| definition | : | made from or covered with gold (adj.all) |
| derivation | : | gilded, gold, golden, |
| definition | : | made from or covered with gold (adj.all) |
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