different between decibel vs loudness

English

Etymology

deci- +? bel

Pronunciation

• (General American) IPA^(key): /?d?s?b?l/, /?d?s?b?l/

Noun

decibel (plural decibels)

1. A common measure of sound intensity ratio that is one tenth of a bel on the logarithmic intensity scale. It is defined as dB = 10 log₁₀(P₁ / P₂), where P₁ and P₂ are the relative powers of the sound.

Translations

Czech

Noun

decibel m

1. decibel (unit of sound intensity ratio)

Further reading

• decibel in Kartotéka Novo?eského lexikálního archivu
• decibel in Slovník spisovného jazyka ?eského, 1960–1971, 1989

Dutch

Etymology

Borrowed from English decibel. Equivalent to deci- +? bel.

Pronunciation

• IPA^(key): /?de?si?b?l/
• Hyphenation: de?ci?bel

Noun

decibel m (plural decibels, diminutive decibeltje n)

1. decibel

Hungarian

Etymology

deci- +? bel

Pronunciation

• IPA^(key): [?d?t?sib?l]
• Hyphenation: de?ci?bel
• Rhymes: -?l

Noun

decibel (plural decibelek)

1. decibel

Declension

Italian

Etymology

English decibel

Noun

decibel m (invariable)

1. decibel

Portuguese

Noun

decibel m (plural decibéis)

1. decibel (a common measure of sound intensity)

Romanian

Etymology

From French décibel

Noun

decibel m (plural decibeli)

1. decibel

Declension

Spanish

Noun

decibel m (plural decibeles)

1. Alternative form of decibelio

English

Etymology

From Middle English loudnesse, lowdenesse, equivalent to loud +? -ness.

Noun

loudness (countable and uncountable, plural loudnesses)

1. the perceptual strength or amplitude of sound pressure, measured in sones or phons
2. the physical strength of the sound pressure level, measured in decibels

Translations