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voIP

[pronounced as initials or voip]
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noun Digital Technology.
  1. voice over Internet protocol: a technology or set of standards for delivery of telephone calls and other voice communications over the Internet, involving conversion of analog voice signals to digital form.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for voip

voip

noun
  1. informal voice-over internet protocol: a system for converting analogue signals to digital so that telephone calls may be made over the internet
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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

voip in Science

VoIP

[voip, vē′ō′ī′pē]
  1. Short for Voice over Internet Protocol. A protocol for transmitting the human voice in digital form over the Internet or other networks as an audio stream, instead of using traditional telephone lines. VoIP uses the Internet Protocol (IP), but is not limited to communication by computer-even phone-to-phone communication can be conducted using this technology.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.