onyxnoun [ U ]
uk/ˈɒn.ɪks/us/ˈɑː.nɪks/a valuable stone that is used in jewellery, with white, black, grey, and other coloured stripes
Thesaurus: synonyms and related words
Geology: precious & semi-precious stones
- amber
- amethyst
- carbuncle
- crystal
- cultured pearl
- diamond
- garnet
- gem
- jade
- jet
- jewel
- malachite
- marcasite
- opal
- precious stone
- rock
- sapphire
- semiprecious
- stone
- topaz
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