[ in-truh-net ]
/ ˈɪn trəˌnɛt /


a computer network with restricted access, as within a company, that uses software and protocols developed for the Internet.

Origin of intranet

First recorded in 1990–95; intra- + (Inter)net

Can be confused

Internet intranet Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for intranet

  • He spent the time surfing readymade coasters and checking the intranet for engineer availability.

    Makers|Cory Doctorow

British Dictionary definitions for intranet


/ (ˈɪntrəˌnɛt) /


computing an internal network that makes use of internet technology

Word Origin for intranet

C20: from intra- + net 1 (sense 8), modelled on internet
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

Science definitions for intranet


[ ĭntrə-nĕt′ ]

A privately maintained computer network that only authorized persons can access. Many corporations and institutions, for example, communicate with employees or members through the use of a private intranet.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.