a system for sending messages from one individual to another via telecommunications links between computers or terminals.
a message sent by e-mail: Send me an e-mail on the idea.
verb (used with object)
to send a message to by e-mail.
Also, E-mail, email.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
e-mail or email (ˈiːmeɪl)
1.  short for electronic mail
2.  to contact (a person) by electronic mail
3.  to send (a message, document, etc) by electronic mail
email or email
'e-mailer or email

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Word Origin & History

1982, short for electronic mail (1977; see mail (1)); this led to the contemptuous application of snail mail (1983) to the old system.

a type of pottery design pattern, c.1877, from Fr., lit. "enamel" (see enamel).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
e-mail or email   (ē'māl')  Pronunciation Key 
  1. A system for sending and receiving messages electronically over a computer network. E-mail is asynchronous and does not require the receiver of the message to be online at the time the message is sent or received. E-mail also allows a user to distribute messages to large numbers of recipients instantaneously.

  2. A message or messages sent or received by such a system.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Cultural Dictionary
e-mail (electronic mail)

E-mail has become one of the most widely used aspects of the Internet, because it provides a means of mass communication to almost anywhere in the world at high speed.

Note: The proliferation of spam and the transmission of computer viruses through e-mail attachments are two of the more problematic aspects of this technology.
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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American Heritage
Abbreviations & Acronyms
electronic mail
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Example sentences
Holding one's breath unconsciously while reading an email.
Email allows us to transfer information quickly and saves us from having to go
  to a different website to stay updated.
Jobs by email is easy to set up and could give you a valuable edge in finding
  your next job.
At the same time, an overly aggressive approach can be disastrous, trapping
  legitimate email as false positives.
Related Words
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