Decibel meaning

A decibel is a unit of measurement used to express the intensity of a sound or signal, with the higher the decibel value, the louder the sound.


Decibel definitions

Word backwards lebiced
Part of speech Noun
Syllabic division de-ci-bel
Plural The plural of the word decibel is decibels.
Total letters 7
Vogais (2) e,i
Consonants (4) d,c,b,l

Decibel is a unit used to measure the intensity of a sound. It is a logarithmic unit that compares the level of a sound to a reference level. The decibel scale is commonly used in acoustics to quantify sound levels in various environments.

How is Decibel Measured?

The decibel scale is logarithmic, which means that an increase of 10 decibels represents a tenfold increase in sound intensity. For example, a sound that measures 50 decibels is 10 times more intense than a sound that measures 40 decibels.

Applications of Decibel Measurements

Decibels are used in a variety of fields, including music, engineering, telecommunications, and environmental science. In the music industry, decibels are used to measure the loudness of a sound system or a musical performance. In telecommunications, decibels are used to measure signal strength and data transmission rates.

Sound Level and Decibel

The sound level in decibels is often used to assess the potential impact of noise pollution on human health and the environment. Exposure to high levels of noise can lead to hearing loss, sleep disturbances, and other health issues. By measuring sound levels in decibels, researchers and policymakers can develop strategies to mitigate the effects of noise pollution.

Decibel Level and Safety Regulations

Many countries have established regulations to limit the amount of noise in various settings, such as workplaces, schools, and residential areas. These regulations often specify maximum allowable decibel levels to protect individuals from the harmful effects of excessive noise exposure. By following these guidelines and monitoring decibel levels, organizations can create safer and more sustainable environments for everyone.


Decibel Examples

  1. The noise level in the classroom was measured at 70 decibels during the science experiment.
  2. The sound of a typical conversation is around 60 decibels.
  3. The rock concert reached over 100 decibels, causing many in the audience to wear earplugs.
  4. The sound of a jet engine taking off can reach up to 140 decibels.
  5. The decibel level of a jackhammer can be harmful to one's hearing if exposed for an extended period.
  6. The loud noise of the fireworks display measured over 120 decibels.
  7. The decibel scale is logarithmic, meaning that an increase of 10 decibels represents a tenfold increase in intensity.
  8. When measuring noise pollution, decibels are used to quantify the levels of sound in a particular area.
  9. Hearing loss can occur when exposed to sounds over 85 decibels for a prolonged duration.
  10. The decibel rating of a car alarm going off can be disturbingly high in a quiet neighborhood.


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  • Updated 15/06/2024 - 18:01:42