opal
English Thesaurus
1. a translucent mineral consisting of hydrated silica of variable color; some varieties are used as gemstones (noun.substance)
hypernym | : | mineral, |
definition | : | solid homogeneous inorganic substances occurring in nature having a definite chemical composition (noun.substance) |
hypernym | : | opaque gem, |
definition | : | a gemstone that is opaque (noun.substance) |
hyponym | : | black opal, |
definition | : | a dark colored opal with internal reflections of green or red (noun.substance) |
hyponym | : | fire opal, girasol, |
definition | : | an opal with flaming orange and yellow and red colors (noun.substance) |
hyponym | : | harlequin opal, |
definition | : | a reddish opal with small patches of brilliant color (noun.substance) |
derivation | : | opalise, opalize, |
definition | : | replace or convert into opal (verb.change) |
derivation | : | opalise, opalize, |
definition | : | replace or convert into opal (verb.change) |
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