boron Hear it!

boron definition

bo·ron (bôr′än′)

noun

a nonmetallic chemical element occurring only in combination, as with sodium and oxygen in borax, and produced in the form of either a brown amorphous powder or very hard, brilliant crystals: its compounds are used in the preparation of boric acid, water softeners, soaps, enamels, glass, pottery, etc.: symbol, B; at. no., 5

Etymology: < earlier boracium (< borax) + -on, as in (carb)on: so named by Sir Humphry Davy, who isolated it (1808)

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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