topaz

From Old French topace (compare French topaze), from the Ancient Greek proper noun Τοπάζιος (Topázios), ancient name of St. John's Island, Egypt, in the Red Sea, believed to be the first discovered source of the mineral τοπάζιον (topázion, “peridot”).

• (UK) IPA^(key): /ˈtəʊˌpæz/

• Audio (Southern England)

  (file)

• (US) IPA^(key): /ˈtoʊˌpæz/

topaz (usually uncountable, plural topazes)

1. A silicate mineral of aluminium and fluorine, usually tinted by impurities.
2. An often clear, yellowish-brown gemstone cut from this.
   • 2012 March 1, Lee A. Groat, “Gemstones”, in American Scientist‎, volume 100, number 2, page 128:

     Although there are dozens of different types of gems, among the best known and most important are diamond, ruby and sapphire, emerald and other gem forms of the mineral beryl, chrysoberyl, tanzanite, tsavorite, topaz and jade.

3. A yellowish-brown color, like that of the gemstone.

   topaz:  

4. (historical, British India) A black Catholic soldier in the British Army.
5. Either of two species of very large hummingbirds in the genus Topaza.
6. A ruby-topaz hummingbird, Chrysolampis mosquitus, the male of which has bright ruby feathers on the head and topaz on the throat

• → Welsh: topas

topaz

1. Of a yellowish-brown color, like that of the gemstone.

• Appendix:Colors
• Killiecrankie diamond

• David Barthelmy (1997–2023), “Topaz”, in Webmineral Mineralogy Database.
• “topaz”, in Mindat.org‎, Hudson Institute of Mineralogy, 2000–2023.

• IPA^(key): [ˈtopas]

topaz m

1. topaz (clear, yellowish-brown gemstone)

• topazový

• IPA^(key): /ˈtɔ.pas/

• Audio

  (file)

• Rhymes: -ɔpas
• Syllabification: to‧paz

topaz m inan

1. topaz (gem)

• topaz in Wielki słownik języka polskiego, Instytut Języka Polskiego PAN
• topaz in Polish dictionaries at PWN

From French topaze.

topaz n (plural topaze)

1. topaz

topaz f (Cyrillic spelling топаз)

1. topaz (gemstone)