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ru·by

 (ro͞o′bē)
n. pl. ru·bies
1. A red, translucent variety of the mineral corundum, highly valued as a precious stone.
2. Something, such as a watch bearing, that is made from a ruby.
3. A dark or deep red to deep purplish red.
adj.
Of the color ruby.

[Middle English, from Old French rubi, from Medieval Latin rubīnus (lapis), red (stone), ruby, from Latin rubeus, red; see reudh- in Indo-European roots.]
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.

ruby

(ˈruːbɪ)
n, pl -bies
1. (Minerals) a deep red transparent precious variety of corundum: occurs naturally in Myanmar and Sri Lanka but is also synthesized. It is used as a gemstone, in lasers, and for bearings and rollers in watchmaking. Formula: Al2O3
2. (Colours)
a. the deep-red colour of a ruby
b. (as adjective): ruby lips.
3.
a. something resembling, made of, or containing a ruby
b. (as modifier): ruby necklace.
4. (modifier) denoting a fortieth anniversary: our ruby wedding.
5. (Printing, Lithography & Bookbinding) (formerly) a size of printer's type approximately equal to 5 point
[C14: from Old French rubi, from Latin rubeus reddish, from ruber red]
ˈruby-ˌlike adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ru•by

(ˈru bi)

n., pl. -bies,
adj. n.
1. a red variety of corundum, used as a gem.
2. something made of this stone or an imitation, as a bearing in a watch.
3. a deep red; carmine.
adj.
4. ruby-colored.
5. containing or set with rubies.
[1275–1325; rubi (n.) < Old French < Old Provençal robi(n) < Medieval Latin rubīnus (lapis) red (stone), derivative of Latin ruber red]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

ru·by

(ro͞o′bē)
A deep-red, translucent form of the mineral corundum that is valued as a precious stone.
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.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ruby - a transparent piece of ruby that has been cut and polished and is valued as a precious gemruby - a transparent piece of ruby that has been cut and polished and is valued as a precious gem
jewel, precious stone, gem - a precious or semiprecious stone incorporated into a piece of jewelry
2.ruby - a transparent deep red variety of corundum; used as a gemstone and in lasers
corundom, corundum - very hard mineral used as an abrasive
transparent gem - a gemstone having the property of transmitting light without serious diffusion
3.ruby - a deep and vivid red colorruby - a deep and vivid red color    
red, redness - red color or pigment; the chromatic color resembling the hue of blood
Adj.1.ruby - of a color at the end of the color spectrum (next to orange); resembling the color of blood or cherries or tomatoes or rubies
chromatic - being or having or characterized by hue
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
أحْمَر داكِن، قُرْمُزيياقوت أحْمَر
rubínrubínová červeňrubínově červený
rubinrubinrød
rubiin
rubinrubinvörös
rúbínrúbínrauîur litur
ルビー
rubinasryškiai raudona spalvaryškiai raudonas
rubínrubínová červeňrubínovo červenýrubínový

ruby

[ˈruːbɪ]
A. Nrubí m
B. ADJ (in colour) → color rubí
C. CPD [necklace, ring] → de rubí(es)
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

ruby

[ˈruːbi]
nrubis m
modif [ring, necklace] → de rubis ruby-red, ruby weddingruby-red ruby red [ˌruːbiˈrɛd] adjrubis invruby wedding nnoces fpl de rubis
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

ruby

n (= stone)Rubin m; (colour: also ruby red) → Rubinrot nt
adj (= ruby-coloured) wine, lipsrubinrot; (= made of rubies)Rubin-; ruby ringRubinring m
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

ruby

[ˈruːbɪ]
1. nrubino
2. adj (colour) → (color) rubino inv; (lips) → rosso/a; (made of rubies, necklace, ring) → di rubini
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

ruby

(ˈruːbi) plural ˈrubies noun
1. a kind of deep red precious stone. a ring set with rubies; (also adjective) a ruby necklace.rubí
2. (also adjective) (of) its colour. a ruby dress. color de rubí
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.