DB

|

Radio and Television.

delayed broadcast.

dB

or db

Physics.

decibel; decibels.

Db

Symbol, Chemistry, Physics.

d.b.

D.B.

Bachelor of Divinity.
Domesday Book.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for db

dB

db

symbol for

decibel or decibels

DB

abbreviation for

defined-benefit
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for db

dB

abbr.

decibel

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for db

dB

Abbreviation of decibel

Db

The symbol for dubnium.

dubnium

[ dōōbnē-əm ]

Db

A synthetic, radioactive element that is produced from californium, americium, or berkelium. Its most long-lived isotopes have mass numbers of 258, 261, 262, and 263 with half-lives of 4.2, 1.8. 34, and 30 seconds, respectively. Atomic number 105. See Periodic Table.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.