ruby

All Sources -
Updated Media sources (1) About encyclopedia.com content Print Topic Share Topic
views updated

rubyabbey, cabby, crabby, flabby, gabby, grabby, Rabbie, scabby, shabby, tabby, yabby •namby-pamby •Abu Dhabi, Babi, Darby, derby, kohlrabi, Mugabe, Punjabi, WahhabiEntebbe, plebby •cobwebby •Achebe, baby, maybe •Naseby • crybaby • bushbaby •freebie, Hebe, phoebe •Libby • Digby •astilbe, Philby, trilby •Dimbleby • nimby • Whitby •frisbee, Thisbe •Grimsby • renminbi • honeybee •oribi •Bobbie, bobby, Gobbi, hobby, knobby, lobby, snobby, swabbie •Dolby • zombie • Crosby •corbie, warby •Albee • Formby • Port Moresbyadobe, dhobi, dobe, Nairobi, obi, Robey •Toynbee •booby, jube, newbie, Newby, ruby •would-be •chubby, clubby, cubby, grubby, hubby, nubby, scrubby, shrubby, stubby, tubby •rugby • bumblebee • brumby • busby •Niobe • Jacobi • Lockerbie • Allenby •Willoughby • wallaby • wannabe •Araby • tsessebi • herby

views updated

ru·by / ˈroōbē/ • n. (pl. -bies) a precious stone consisting of corundum in color varieties varying from deep crimson or purple to pale rose. ∎  an intense purplish-red color. ∎ Printing an old type size equal to 51/2 points (smaller than nonpareil and larger than pearl).

views updated

ruby a precious stone consisting of corundum in colour varieties varying from deep crimson or purple to pale rose (the term pigeon's blood is sometimes used of ruby of a particularly deep shade).

The name may also be used for the less valuable spinel ruby, a deep red variety of the mineral spinel. The ruby may also be taken as the type of something exceedingly precious, as in the biblical passage.
ruby wedding the fortieth (or occasionally, the forty-fifth) anniversary of a wedding; the name is recorded from the early 20th century.

views updated

ruby Gem variety of the mineral corundum (aluminium oxide), whose characteristic red colour is due to impurities of chromium and iron oxides. The traditional source of rubies is Burma. Today, synthetic rubies are widely used in industry.

views updated

ruby See CORUNDUM; and SPINEL.

views updated

ruby XIV. — OF. rubi (mod. rubis) — medL. rubīnus, sb. use of adj. f. base of L. rubeus, ruber RED.