| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024ru•by /ˈrubi/USA pronunciation n., pl. -bies, adj. n. - Mineralogy, Jewelry[countable] a red stone used as a gem.
- [uncountable] a deep red.
adj. - ruby-colored.
- Jewelrycontaining or set with a ruby or rubies.
WordReference Random House Unabridged Dictionary of American English © 2024ru•by (ro̅o̅′bē),USA pronunciation n., pl. -bies, adj. n. - Mineralogy, Jewelrya red variety of corundum, used as a gem.
- Timesomething made of this stone or one of its imitations, as a bearing in a watch.
- Winea deep-red port wine.
- deep red;
carmine. - Printing, British Terms[Brit. Print.]a 5½-point type, nearly corresponding in size to American agate.
adj. - ruby-colored:ruby lips.
- Jewelrycontaining or set or adorned with a ruby or rubies:a ruby necklace.
- Medieval Latin rubīnus (lapis) red (stone), derivative of Latin ruber red1
- Old Provencal robi(n)
- Old French
- Middle English rubi (noun, nominal) 1275–1325
- a female given name.
Collins Concise English Dictionary © HarperCollins Publishers:: ruby /ˈruːbɪ/ n ( pl -bies)- 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
- the deep-red colour of a ruby
- (as adjective): ruby lips
- something resembling, made of, or containing a ruby
- (as modifier): ruby necklace
- (modifier) denoting a fortieth anniversary: our ruby wedding
Etymology: 14th Century: from Old French rubi, from Latin rubeus reddish, from ruber red |