Definition of "topaz" in английский

noun

1. A silicate mineral of aluminium and fluorine, usually tinted by impurities.

2. An often clear, yellowish-brown gemstone cut from this.

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

4. (heraldry) Or (gold or yellow), in blazoning by precious stones.

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

adjective

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

noun

1. (historical, British India) A black Catholic soldier in the British Army.