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Related to topaz: opal
a. A colorless, blue, yellow, brown, or pink aluminum silicate mineral, often found in association with granitic rocks and valued as a gemstone.
b. Any of various yellow gemstones, especially a yellow variety of sapphire or corundum.
2. A light yellow variety of quartz.
[Middle English topace, from Old French, from Latin topazus, a precious green stone, from Greek topazos, topazion, a precious green stone such as peridot or chrysolite, perhaps after Topazios, ancient name (said by Pliny the Elder to mean "to be sought" in the local Troglodyte language, since sailors would use it as a landmark) of Zabargad or St. John's Island, an island in the Red Sea off the coast of Egypt formed of rocks rich in peridot.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Minerals) a white or colourless mineral often tinted by impurities, found in cavities in igneous rocks and in quartz veins. It is used as a gemstone. Composition: hydrated aluminium silicate. Formula: Al2SiO4(F,OH)2. Crystal structure: orthorhombic
2. (Minerals) oriental topaz a yellowish-brown variety of sapphire
3. (Minerals) false topaz another name for citrine
a. a yellowish-brown colour, as in some varieties of topaz
b. (as adjective): topaz eyes.
5. (Animals) either of two South American hummingbirds, Topaza pyra and T. pella
[C13: from Old French topaze, from Latin topazus, from Greek topazos]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
1. a mineral, Al2(SiO4)(OH,F)2, occurring in transparent crystal prisms and granular masses and used as a gem.
[1225–75; Middle English topace < Old French < Latin topazus < Greek tópazos]
to′paz•ine` (-pəˌzin, -zɪn) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
1. A colorless, blue, yellow, brown, or pink mineral consisting largely of aluminum silicate and valued as a gem. Topaz is often found in pegmatites and is the mineral used to represent a hardness of 8 on the Mohs scale.
2. Any of various yellow gemstones, especially a yellow variety of sapphire or corundum.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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|Noun||1.||topaz - a yellow quartz |
quartz - a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities
|2.||topaz - a mineral (fluosilicate of aluminum) that occurs in crystals of various colors and is used as a gemstone|
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
transparent gem - a gemstone having the property of transmitting light without serious diffusion
|3.||topaz - a light brown the color of topaz |
light brown - a brown that is light but unsaturated
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
توباز: ياقوت أصْفَر
sarı yakut taşıtopaz
topaz[ˈtəʊpæz] N → topacio m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
topaz[ˈtəʊpæz] n → topaze ftop brass n (British) → huiles fpl top-class [ˌtɒpˈklɑːs] adj [restaurant, hotel] → de première classe; [athlete, player] → de premier plan
Collins English/French Electronic Resource. © HarperCollins Publishers 2005
n → Topas m
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
topaz[ˈtəʊpæz] n → topazio
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
a kind of precious stone, of various colours. topaas توباز: ياقوت أصْفَر топаз topázio topas der Topas topas τοπάζι topacio topaas زبرجد topaasi topazeטופז पुखराज topaz topáz topas tópas topazio トパーズ 황옥 topazas topāzs manikam kuning topaastopastopaz زيږ ( ژړ ) ياقوت topázio topaz топаз topás topaz topaz topas บุษราคัม topaz, sarı yakut taşı 黃晶，黃玉 топаз پکھراج، زمرد، ايک قسم کا قيمتي پتھر ngọc topaz 黄晶，黄玉
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.