Link Centre Dictionary

corundum

co·run·dum

UK/kəˈɹʌn.dəm/ US/kɜrˈʌndʌm/ uncommon

noun

1.

very hard mineral used as an abrasive

Synonyms

Origin

From Tamil குருந்தம் (kuruntam, “ruby, sapphire”) First attested in the early 18th century.

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WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.