boron
baw ron
- n a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
- A boron-carbon-hydrogen compound would not be quite so powerful as a straight boron hydride, but it might be a pleasanter playmate.
- The first group of 20 B-70s with boron afterburners would have cost $3.
- Boron is also being carefully researched for use in new plastics with high-temperature melting point, in atomic energy (since they absorb neutrons, some boron compounds can be .