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gateway

[geyt-wey]
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noun
  1. an entrance or passage that may be closed by a gate.
  2. a structure for enclosing such an opening or entrance.
  3. any passage by or point at which a region may be entered: New York soon became the gateway to America.
  4. Digital Technology.
    1. software or hardware that connects two disparate computer networks, as to enable the passage of information between a home or business network and the Internet.
    2. software that facilitates digital communication of text messages over cellular telephone networks.

Origin of gateway

First recorded in 1700–10; gate1 + way1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for gateway

gateway

noun
  1. an entrance that may be closed by or as by a gate
  2. a means of entry or accessMumbai, gateway to India
  3. (modifier) allowing entry, access, or progress to a more extreme formgateway drug; gateway drink
  4. computing hardware and software that connect incompatible computer networks, allowing information to be passed from one to another
  5. a software utility that enables text messages to be sent and received over digital cellular telephone networks
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 gateway

n.

1707, from gate + way. Figurative use from 1842.

Online Etymology Dictionary, © 2010 Douglas Harper