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Synonyms

plug-in

American  
[pluhg-in] / ˈplʌgˌɪn /

adjective

  1. capable of or designed for being connected to an electrical power source by plugging in or inserting: a plug-in transistor.

    a plug-in hair dryer;

    a plug-in transistor.

noun

  1. plug.

  2. jack.

  3. a plug-in appliance.

  4. Computers. a small software program that builds additional functionality into a stand-alone computer application.

    Your web browser can’t display this video without a plug-in.
plug in British  

verb

  1. (tr, adverb) to connect (an electrical appliance) with a power source by means of an electrical plug

"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

noun

  1. a device that can be connected by means of a plug

  2. computing a module or piece of software that can be added to a system to provide extra functions or features, esp software that enhances the capabilities of a web browser

  3. computing ( as modifier )

    plug-in memory cards
"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
plug-in Scientific  
/ plŭg′ĭn′ /

  1. An accessory software or hardware package that is used in conjunction with an existing application or device to extend its capabilities or provide additional functions.

Etymology

Origin of plug-in

First recorded in 1920–25; adjective and noun use of verb phrase plug in

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.

He has told employees he’ll make sure they get access to the new plug-in—but they can keep using the existing software for now.

From The Wall Street Journal

Investors worried that a plug-in for Anthropic’s Claude model would devastate their businesses.

From Barron's

The new legal plug-in for Anthropic’s Cowork assistant, powered by its AI model Claude, didn’t seem to have much to do with financial data.

From The Wall Street Journal

The stock fell 2.9% on Tuesday, while Thomson Reuters, Intuit, and S&P Global all racked up triple-digit losses after Anthropic released a new plug-in to handle a variety of legal tasks.

From Barron's

The company also said its XC70 long range plug-in hybrid, which is available in China, is continuing to expand its position in the rapidly growing electrified segment.

From The Wall Street Journal

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.