bel: meaning, definition, pronunciation and examples
Very LowTechnical/Scientific
Quick answer
What does “bel” mean?
A unit of measurement for sound intensity, equal to ten decibels.
Audio
Pronunciation
Definition
Meaning and Definition
A unit of measurement for sound intensity, equal to ten decibels.
A rarely used logarithmic unit expressing the ratio between two power levels, primarily in acoustics and telecommunications.
Dialectal Variation
British vs American Usage
Differences
No significant differences in usage or meaning between British and American English.
Connotations
Purely technical, neutral connotation in both varieties.
Frequency
Extremely rare in general language in both varieties, confined to physics, engineering, and acoustics textbooks or papers.
Grammar
How to Use “bel” in a Sentence
[number] bel(s)a difference of [number] bel(s)measured in bel(s)Vocabulary
Collocations
Usage
Meaning in Context
Business
Virtually never used.
Academic
Used in physics, engineering, and acoustics papers when discussing fundamental measurement units.
Everyday
Never used in everyday conversation.
Technical
The primary context; used in specifications, textbooks, and research in acoustics, electronics, and telecommunications.
Watch out
Common Mistakes When Using “bel”
- Using 'bel' in everyday contexts.
- Confusing it with the more common 'decibel'.
- Misspelling as 'bell'.
- Assuming it is a linear measurement.
FAQ
Frequently Asked Questions
No, it is a very low-frequency technical term used almost exclusively in specific scientific and engineering fields.
The decibel (one-tenth of a bel) provides a more convenient scale for measuring the ranges of sound intensity and signal power typically encountered in practice.
No, 'bel' functions solely as a noun referring to the unit of measurement. It is not used as a verb or adjective.
The bel is named after Alexander Graham Bell, the Scottish-born scientist and inventor renowned for his work on telecommunications and the telephone.
A unit of measurement for sound intensity, equal to ten decibels.
Bel is usually technical/scientific in register.
Bel: in British English it is pronounced /bɛl/, and in American English it is pronounced /bɛl/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None”
Learning
Memory Aids
Mnemonic
Think of Alexander Graham BELL, the inventor of the telephone, after whom the unit is named. Just as his invention transmitted sound, the 'bel' measures it.
Conceptual Metaphor
MEASUREMENT IS A SCALE (a specialized, logarithmic scale for intensity).
Practice
Quiz
What is the relationship between a bel and a decibel?