co|run|dum

co|run|dum
co|run|dum «kuh RUHN duhm», noun.
an extremely hard mineral consisting of aluminum oxide. The dark-colored variety is used for polishing and grinding. Transparent varieties are sapphires, rubies, and Oriental topazes. Formula: Al2O3
[< Tamil kurundam or Telugu kuruvindam < Sanskrit kuruvinda ruby]

Useful english dictionary. 2012.

Игры ⚽ Поможем написать курсовую

Look at other dictionaries:

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  • run — bo·run; bo·run·duk; bu·run·di; bu·run·di·an; Car·bo·run·dum; ca·run·cu·la; ca·run·cu·lar; ca·run·cu·late; co·run·doph·i·lite; co·run·dum; fu·run·cle; fu·run·cu·lar; fu·run·cu·loid; fu·run·cu·lo·sis; fu·run·cu·lus; ge·run·di·al; ge·run·dive;… …   English syllables

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  • corundum — co·run·dum …   English syllables

  • corundum — Native crystalline aluminum oxide. [Hind. kurand] * * * co·run·dum kə rən dəm n a very hard mineral Al2O3 that consists of alumina occurring in massive form and as variously colored crystals which include the ruby and sapphire * * * co·run·dum… …   Medical dictionary

  • bo — aero·em·bo·lism; al·bo·ci·ne·re·ous; al·bo·lite; al·bo·ra·da; al·bo·ran·ite; am·bo·cep·tor; am·bo·coe·lia; am·bo·mal·le·al; am·bo·sex·u·al; amet·a·bo·lia; am·mo·ni·o·bo·rite; amoe·bo·bac·ter; amoe·bo·cyte; amoe·bo·ge·ni·ae; amoe·bo·tae·nia;… …   English syllables

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