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portal

1 American  
[pawr-tl, pohr-] / ˈpɔr tl, ˈpoʊr- /

noun

  1. a door, gate, or entrance, especially one of imposing appearance, as to a palace.

    Synonyms:
    threshold, entry, doorway, entranceway
  2. an iron or steel bent for bracing a framed structure, having curved braces between the vertical members and a horizontal member at the top.

  3. an entrance to a tunnel or mine.

  4. Computers. a website that functions as an entry point to the internet, as by providing useful content and linking to various sites and features on the World Wide Web.


portal 2 American  
[pawr-tl, pohr-] / ˈpɔr tl, ˈpoʊr- /

adjective

  1. noting or pertaining to the transverse fissure of the liver.


noun

  1. portal vein.

portal British  
/ ˈpɔːtəl /

noun

  1. an entrance, gateway, or doorway, esp one that is large and impressive

  2. any entrance or access to a place

  3. computing an internet site providing links to other sites

"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

adjective

  1. anatomy

    1. of or relating to a portal vein

      hepatic portal system

    2. of or relating to a porta

"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
portal Cultural  
  1. A Web site that provides a gateway to other Web sites.


Other Word Forms

Etymology

Origin of portal1

First recorded in 1300–50; Middle English portale, from Medieval Latin, noun use of neuter of portālis “of a gate.” See portal 2

Origin of portal2

First recorded in 1605–15, portal is from the Medieval Latin word portālis of a gate. See port 4, -al 1

Explanation

A portal is a large and imposing gate or doorway. You’re likely to find a portal in a castle, in a cathedral, or even on an internet site. Portal can be used to describe other types of doorways, both literal and metaphorical. For example, portal can refer to a web page that provides access to other sites on the web. If you enjoy reading science fiction or fantasy, you may be familiar with the use of the word portal to mean “a doorway to another world.” The wardrobe in C.S. Lewis’s The Lion, the Witch, and the Wardrobe functions as a portal to the land of Narnia.

Keep Reading on Vocabulary.com

Vocabulary lists containing portal

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.

See Examples For:

If keeping track of rewards points through a chart or spreadsheet and regularly checking your credit-card portal just isn’t your thing, then a cash-back card could be for you, Patel said.

From MarketWatch Jul. 14, 2026

The airfare listed on the travel portal for my economy-class ticket from New York to North Carolina was routinely higher than just booking directly with the airline.

From MarketWatch Jul. 14, 2026

We have athletes going into the portal every year with agents who are unregulated, getting 10% of the deals and promising students large amounts of money through NIL.

From The Wall Street Journal Jul. 13, 2026

Tickets originally bought by England fans for Monday's World Cup last-16 game against Mexico have been relisted for thousands of pounds on Fifa's official resale portal.

From BBC Jul. 3, 2026

He could hardly take his eyes off it, and he reached to touch the portal.

From "The Way to Rio Luna" by Zoraida Cordova

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