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definitions

at.

  1. atmosphere.
  2. atomic.
  3. attorney.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for at.

at.

abbreviation for
  1. Also: atm atmosphere (unit of pressure)
  2. atomic
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