What is the full form of DB?

DB stands for Decibel.

Short Form DB
Full Form Decibel
Category Academic & Science » Units
Country Worldwide
Type Unknown

What is DB?

Decibel (dB) is a unit of measure for sound pressure. It is measured in Pascal (Pa) and is the equivalent of 10 millimeters of mercury (mmHg). The dB scale ranges from 0 to 140, with 0 being the quietest volume and 140 being the loudest.