Decibel (Noun)
Meaning
A logarithmic unit of sound intensity; 10 times the logarithm of the ratio of the sound intensity to some reference intensity.
Classification
Nouns denoting quantities and units of measure.
Examples
- The fire alarm's loud screech measured 90 decibels, far exceeding the recommended safe level for human hearing.
- A typical conversation between two people is around 60 decibels, while a rock concert can reach levels of over 120 decibels.
- The city's noise ordinance prohibited sounds above 85 decibels after 10 PM to minimize disturbance to residents.
- The sound engineer carefully adjusted the amplifier to ensure the music was at a comfortable 75 decibels for the audience.
- The airport's noise level was measured at 95 decibels, making it difficult for passengers to carry on conversations while waiting for their flights.