Cars & Driving
- noun (written as dBA)a measurement of the level of sound pressure with reference to a particular circuit on a sound-level meter which reacts in a similar way to the ear
- Abbreviation of adjusted decibels, or decibels adjusted. A measure of noise above a given reference level. The established reference noise power level is usually -85 decibels above 1 milliwatt, or -85 dBm.
- acronym fordynamic bandwidth allocation (written as DBA)
- synonymdecibels adjusted
- acronym fordoing business as (written as DBA)