boron
pronunciation
How to pronounce boron in British English:
UK [ˈbɔ:rɒn]
How to pronounce boron in American English:
US [ˈbɔrɑn]
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- Noun:
- a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
Word Origin
- boron (n.)
- 1812, from borax + ending abstracted unetymologically from carbon (it resembles carbon). Originally called boracium by Humphrey Davy because it was drawn from boracic acid. Related: Boric.
Example
- 1. The control rods are made of boron which absorbs neutrons .
- 2. The boron helps neutralize some of the radiation .
- 3. Tepco officials have been pumping seawater with boron in a last-ditch effort to bring temperatures down to prevent an outright meltdown .
- 4. It is ironic that the nitrogen and boron atoms that create yellow and blue diamonds respectively were once considered impurities .
- 5. Fire a high-speed proton at a boron target and the two fuse together to form three helium nuclei and a lot of energy .