Word: decibel
Part of speech: Noun
Syllables: dec
i
bel
Definition: 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.
Morphemes:
Affix: deci-
Language: en
PoS: Prefix
Meaning: A tenth part; a tenth part; one part in ten equal parts
Etymology Compounds: Affix: decimus
Language: la
Decoded: decimus
Meaning: tenth
Affix: bel
Language: en
PoS: Noun
Meaning: A measure of relative power, defined as log10(P P 2), where P1 and P2 are the measured and reference power respectively.