without foundation; not based on fact, realistic considerations, or the like: unfounded suspicions.
not established; not founded: the prophet of a religion as yet unfounded.
- un·found·ed·ly, adverb
- un·found·ed·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use unfounded in a sentence
Since then, Mellaart’s unfounded claim about goddess worship has persisted for decades.What archaeologists got wrong about female statues, goddesses, and fertility | Annalee Newitz | February 10, 2021 | Popular-Science
Additionally, there have been unfounded charges on social media that Ginni Thomas played a role in helping to pay for bus transportation for some of those attending the rally.Ginni Thomas apologizes to husband’s Supreme Court clerks after Capitol riot fallout | Robert Barnes | February 2, 2021 | Washington Post
Videos circulating on social media before and after the riots captured the tension involving those who support the president’s unfounded allegations that the election was stolen.Major U.S. air carriers bar passengers from checking guns on D.C.-bound flights | Lori Aratani | January 14, 2021 | Washington Post
Now, it reports all complaints, including those determined to be unfounded as well as those stemming from investigations conducted by individual commands, the agency told Marx.Sacramento Report: New Report Shows More of the Same Disparate Police Outcomes | Sara Libby | January 8, 2021 | Voice of San Diego
A typical conspiracy theory features an unfounded warning that buses loaded with protesters are being sent to cause trouble in small towns.How an internet lie about the Capitol invasion turned into an instant conspiracy theory | Bobbie Johnson | January 7, 2021 | MIT Technology Review
“These charges are completely unfounded,” Wolf told The Daily Beast.The Strange Case of the Christian Zionist Terrorist | Creede Newton | December 14, 2014 | THE DAILY BEAST
In this, I would later figure out that both of those concerns were unfounded.Neil deGrasse Tyson Breaks Down ‘Interstellar’: Black Holes, Time Dilations, and Massive Waves | Marlow Stern | November 11, 2014 | THE DAILY BEAST
But it is unfounded fear by an American public at minimal risk of contracting the illness that is confounding those efforts.
Health officials , doctors and researchers roundly agree that these concerns are unfounded.Mississippi: Last In Everything, First In Vaccinations | Brandy Zadrozny | October 17, 2014 | THE DAILY BEAST
One might wonder if Mario thinks that Judge Rakoff, too, had reached an “outrageous, unfounded conclusion” about his son.
I've had enough of your futile questioning, your unfounded suspicions, your absurd deductions!In the Onyx Lobby | Carolyn Wells
A vague, ridiculous, unfounded sort of jealousy of the Harpers had begun to insinuate itself.Robin Redbreast | Mary Louisa Molesworth
The concept is based upon an unfounded belief in the competence of the average man.The Inhumanity of Socialism | Edward F. Adams
The apprehensions, however, which were entertained by a few short-sighted people were unfounded.The British Expedition to the Crimea | William Howard Russell
I thought his opinions unfounded and erroneous, as to the general course of the government, and ventured to reply to them.Select Speeches of Daniel Webster | Daniel Webster
British Dictionary definitions for unfounded
(of ideas, allegations, etc) baseless; groundless
not yet founded or established
- unfoundedly, adverb
- unfoundedness, noun
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