1 of 2


: having a specified type of base or basis
a soundly based argument
I realized that his technique was psychoanalytically based.Robert Klitzman
often used in combination
oil-based paints
a fact-based narrative


2 of 2

past tense and past participle of base entry 2

Examples of based in a Sentence

Recent Examples on the Web
Some researchers express hope that this rising aggressiveness may thwart — or at least deter — some foreign-based influence operations from meddling in future U.S. elections. Washington Post, 25 July 2019 The sheer number of groups nurtured with Mrs. May’s money — dozens over four decades — played an important role in the success of the anti-immigration movement by giving it the appearance of broad-based support. Nicholas Kulish, New York Times, 14 Aug. 2019 Two family members who attended the meeting and other people familiar with some influential family members said Mr. Elkann continues to enjoy broad-based support among the family and a clear mandate to continue to seek a tie-up. Eric Sylvers, WSJ, 20 June 2019 Meduza is known for critical coverage of Putin, making the broad-based support of him in Russia’s media community all the more notable. Washington Post, 10 June 2019 In the face of such broad-based support, the inability of Congress to get this done is stunning. William A. Galston, WSJ, 10 July 2018 The Keystone Research Center says the federal tax credit coupled with a higher minimum wage is more effective, based on states that have hiked the hourly rate. Lasherica Thornton,, 1 June 2018 Those exchanges planted a seed in the minds of the Los Angeles–based friends, who set about formulating a facial range to their personal (and crowd-sourced) specifications. Jenna Rennert, Vogue, 12 Mar. 2018 And Apple can still change iOS 11 a bit based on feedback from users of the beta version. Geoffrey A. Fowler, WSJ, 5 July 2017

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'based.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use


1800, in the meaning defined above

Time Traveler
The first known use of based was in 1800

Dictionary Entries Near based

Cite this Entry

“Based.” Dictionary, Merriam-Webster, Accessed 14 Jul. 2024.

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