* * *
noun* * *
* * *
* * *
Useful english dictionary. 2012.
ruby spinel — Mineral. a deep red, transparent variety of spinel, used as a gem. Also called spinel ruby. [1830 40] * * * ▪ mineral natural or synthetic gem quality spinel (q.v.; magnesium aluminum oxide) that resembles ruby. The two natural gems are… … Universalium
ruby spinel — ru′by spinel n. mir a deep red, transparent variety of spinel, used as a gem • Etymology: 1830–40 … From formal English to slang
ruby spinel — noun Date: 1839 a usually red spinel used as a gem … New Collegiate Dictionary
Ruby — Ru by, n.; pl. {Rubies}. [F. rubis (cf. Pr. robi), LL. rubinus, robinus, fr. L. rubeus red, reddish, akin to ruber. See {Rouge}, {red}.] 1. (Min.) A precious stone of a carmine red color, sometimes verging to violet, or intermediate between… … The Collaborative International Dictionary of English
Ruby of arsenic — Ruby Ru by, n.; pl. {Rubies}. [F. rubis (cf. Pr. robi), LL. rubinus, robinus, fr. L. rubeus red, reddish, akin to ruber. See {Rouge}, {red}.] 1. (Min.) A precious stone of a carmine red color, sometimes verging to violet, or intermediate between… … The Collaborative International Dictionary of English
Ruby of sulphur — Ruby Ru by, n.; pl. {Rubies}. [F. rubis (cf. Pr. robi), LL. rubinus, robinus, fr. L. rubeus red, reddish, akin to ruber. See {Rouge}, {red}.] 1. (Min.) A precious stone of a carmine red color, sometimes verging to violet, or intermediate between… … The Collaborative International Dictionary of English
Ruby of zinc — Ruby Ru by, n.; pl. {Rubies}. [F. rubis (cf. Pr. robi), LL. rubinus, robinus, fr. L. rubeus red, reddish, akin to ruber. See {Rouge}, {red}.] 1. (Min.) A precious stone of a carmine red color, sometimes verging to violet, or intermediate between… … The Collaborative International Dictionary of English
Ruby silver — Ruby Ru by, n.; pl. {Rubies}. [F. rubis (cf. Pr. robi), LL. rubinus, robinus, fr. L. rubeus red, reddish, akin to ruber. See {Rouge}, {red}.] 1. (Min.) A precious stone of a carmine red color, sometimes verging to violet, or intermediate between… … The Collaborative International Dictionary of English
ruby sulphur — Ruby Ru by, n.; pl. {Rubies}. [F. rubis (cf. Pr. robi), LL. rubinus, robinus, fr. L. rubeus red, reddish, akin to ruber. See {Rouge}, {red}.] 1. (Min.) A precious stone of a carmine red color, sometimes verging to violet, or intermediate between… … The Collaborative International Dictionary of English
spinel ruby — noun a spinel used as a gemstone (usually dark red) • Syn: ↑ruby spinel • Hypernyms: ↑spinel • Hyponyms: ↑almandine, ↑balas, ↑balas ruby, ↑rubicelle … Useful english dictionary
