boron: meaning, definition, pronunciation and examples

Low (Specialist)
UK/ˈbɔː.rɒn/US/ˈbɔːr.ɑːn/

Technical/Scientific

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Quick answer

What does “boron” mean?

A brittle, dark semi-metallic chemical element (symbol B, atomic number 5) essential in plant cell walls and used in various industrial applications.

Audio

Pronunciation

Definition

Meaning and Definition

A brittle, dark semi-metallic chemical element (symbol B, atomic number 5) essential in plant cell walls and used in various industrial applications.

1. The element itself, often extracted as borax or boric acid. 2. Materials or compounds containing boron, noted for their hardness and high-temperature stability.

Dialectal Variation

British vs American Usage

Differences

No significant lexical or spelling differences. Pronunciation differs slightly (see IPA).

Connotations

Identical technical connotations in both varieties.

Frequency

Equally low frequency in both varieties, confined to scientific/technical domains.

Grammar

How to Use “boron” in a Sentence

Boron is used in [noun phrase]Boron compounds are essential for [noun phrase/gerund]A deficiency of boron causes [noun phrase]

Vocabulary

Collocations

strong
boron nitrideboron carbideboron steelboron atomboron compound
medium
boron contentboron deficiencyboron filamentboron-doped
weak
boron supplyboron applicationpure boron

Examples

Examples of “boron” in a Sentence

adjective

British English

  • The boron content of the soil was tested.
  • A boron-doped semiconductor layer.

American English

  • The boron concentration was too low.
  • Boron-based neutron shielding.

Usage

Meaning in Context

Business

Rare. Might appear in reports on materials science, semiconductor, or agricultural supplement industries.

Academic

Common in chemistry, materials science, geology, and plant biology textbooks and research papers.

Everyday

Very rare. Possibly in contexts discussing plant fertilisers or 'borax' as a cleaning agent.

Technical

The primary register. Used precisely to refer to the element, its isotopes, alloys, and compounds.

Vocabulary

Synonyms of “boron”

Neutral

element 5B (symbol)

Weak

trace elementsemimetal

Watch out

Common Mistakes When Using “boron”

  • Incorrect pluralisation ('borons' is not standard for the element).
  • Mispronunciation as /bəˈrɒn/ or /ˈbɜːr.ən/.
  • Confusing 'boron' (element) with 'borax' (a compound of boron).

FAQ

Frequently Asked Questions

No, boron is classified as a metalloid or semi-metal, sharing properties of both metals and non-metals.

Borax, a cleaning agent and laundry booster, is a common sodium borate compound containing boron.

Yes, in trace amounts. It is believed to play a role in bone health and brain function, but required amounts are very small.

Due to its properties, boron is crucial in manufacturing heat-resistant glasses (e.g., Pyrex), semiconductors, and neutron-absorbing materials for nuclear reactors.

A brittle, dark semi-metallic chemical element (symbol B, atomic number 5) essential in plant cell walls and used in various industrial applications.

Boron is usually technical/scientific in register.

Boron: in British English it is pronounced /ˈbɔː.rɒn/, and in American English it is pronounced /ˈbɔːr.ɑːn/. Tap the audio buttons above to hear it.

Learning

Memory Aids

Mnemonic

Think of 'BORE-on' a drill bit: boron is used to harden steel for tough tools.

Conceptual Metaphor

STRENGTH/HARDNESS (e.g., 'boron strengthens glass and steel').

Practice

Quiz

Fill in the gap
is added to steel to increase its hardness and resistance at high temperatures.
Multiple Choice

In which field is the term 'boron' MOST frequently used?