boron
/'bɔ:rɔn/
Definition
- Noun:
- A chemical element: "boron" is a trivalent metalloid element. It occurs naturally in both a hard black crystalline form and as a yellow or brown powder. Its chemical symbol is B, and its atomic number is 5.
Usage Examples
- Noun:
- Boron is an essential micronutrient for plant growth.
- The semiconductor industry uses boron to dope silicon wafers.
- Pure boron is a poor conductor of electricity at room temperature.
Advanced Usage
"Boron nitride": A compound of boron and nitrogen with a structure similar to graphite or diamond, known for its high thermal conductivity and lubricating properties.
- Boron nitride is often used as a high-temperature lubricant.
"Boron carbide": An extremely hard ceramic material, used in tank armor and bulletproof vests.
- The vehicle's plating was reinforced with boron carbide.
Variants and Related Words
Boric (adj): Relating to or containing boron.
- Boric acid is a common antiseptic.
Borax (n): A sodium borate mineral and a common source of boron compounds.
- Borax is often used in laundry detergents.
Synonyms
- Element 5: Referring to its atomic number.
- B: Its chemical symbol.
Related Phrases and Compounds
Boron group: Refers to Group 13 of the periodic table, which includes boron, aluminum, gallium, indium, and thallium.
- Aluminum is the most abundant element in the boron group.
Boron deficiency: A condition in plants where a lack of boron causes specific growth abnormalities.
- The apple trees showed signs of boron deficiency.
Noun
-
a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
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