gateway
Americannoun
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an entrance or passage that may be closed by a gate.
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a structure for enclosing such an opening or entrance.
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any passage by or point at which a region may be entered.
New York soon became the gateway to America.
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Digital Technology.
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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.
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software that facilitates digital communication of text messages over cellular telephone networks.
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adjective
noun
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an entrance that may be closed by or as by a gate
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a means of entry or access
Mumbai, gateway to India
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(modifier) allowing entry, access, or progress to a more extreme form
gateway drug
gateway drink
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computing hardware and software that connect incompatible computer networks, allowing information to be passed from one to another
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a software utility that enables text messages to be sent and received over digital cellular telephone networks
Etymology
Origin of gateway
Explanation
A gateway is an opening or entrance of a gate that swings open and shut. People also use the word gateway to describe the entryway into anything, like school could be your gateway to opportunity. Study hard. Gateways are similar to doorways, with the obvious difference being the gate that you open to pass through, rather than a door. You can also use this word in a figurative way, to mean "entrance," or "means of access." For example, you could say, "That huge bank building is the gateway to the city's financial district," or "Delhi is the gateway to South Asia."
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Lying on the Bab el-Mandeb Strait, Djibouti serves as a gateway to the Suez Canal, one of the world's busiest shipping routes.
From BBC • Apr. 11, 2026
China now stands to benefit after Iran exerted control over the Strait of Hormuz, the narrow gateway for tankers into and out of the Gulf.
From Barron's • Apr. 10, 2026
With more than 11 million users, Nobitex is the primary gateway for Iranian citizens to swap rials for tether, which they can convert into other currencies abroad.
From The Wall Street Journal • Apr. 9, 2026
That invitation begins at mile 18, where the Yaqui Pass Road turnoff leads northeast toward the desert basin and the gateway community of Borrego Springs.
From Los Angeles Times • Apr. 7, 2026
It was a place for tourists to engage with the geologic history of the mountain, hear eyewitness accounts of the eruption, and act as a gateway to hiking trails.
From "Mountain of Fire" by Rebecca E. F. Barone
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.