- a light-colored or colorless, very hard, orthorhombic mineral, Al(SiO)(F,OH), often used as a gem; hydrous aluminum silicate
- any of a various yellowish minerals that resemble yellow topaz, esp. citrine
- either of two brightly colored hummingbirds (Topaza pyra or T. pella) of South America
Origin of topazMiddle English topace ; from Old French topase ; from Classical Latin topazus ; from Classical Greek topazos
- a. A colorless, blue, yellow, brown, or pink aluminum silicate mineral, often found in association with granitic rocks and valued as a gemstone, especially in the brown and pink varieties.b. Any of various yellow gemstones, especially a yellow variety of sapphire or corundum.
- A light yellow variety of quartz.
Origin of topazMiddle English topace, from Old French, from Latin topazus, from Greek topazos.
(usually uncountable, plural topazes)
From the Ancient Greek proper noun Î¤Î¿Ï€Î¬Î¶Î¹Î¿Ï‚ (Topazios), ancient name of St. John's Island, Egypt, in the Red Sea, believed to be the first discovered source of the mineral Ï„Î¿Ï€Î¬Î¶Î¹Î¿Î½ (topazion, “peridot").