• synonyms


See more synonyms on Thesaurus.com
  1. automated-teller machine.


  1. ampere-turns per meter.


  1. atmosphere; atmospheres.
  2. atmospheric.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for atm


abbreviation for
  1. automated teller machine
  2. asynchronous transfer mode: used in digital communications, etc
  3. text messaging at the moment


abbreviation for
  1. atmosphere (unit of pressure)Also: at.
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

Word Origin and History for atm


1976, acronym for automated teller machine (1974), which was developed in modern form c.1968.

Online Etymology Dictionary, © 2010 Douglas Harper

atm in Medicine


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

atm in Culture


An abbreviation for automated teller machine. This is a computer terminal that takes the place of a human bank teller and allows the user to access basic bank services, such as making deposits and cash withdrawals from remote locations, twenty-four hours a day.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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