There are 2 definitions of dB in English:

dB1

Line breaks: dB

abbreviation

Decibel(s).

Definition of dB in:

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Word of the day dinkum
Pronunciation: ˈdɪŋkəm
adjective
(of an article or person) genuine, honest, true

There are 2 definitions of dB in English:

Db2

Line breaks: Db

symbol

The chemical element dubnium.

Definition of dB in: