as in incorrectly
in a mistaken or inappropriate way
we mistakenly thought that this was our conference room
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Recent Examples of mistakenly
Beneficiaries on the West Coast were mistakenly scheduled for in-person appointments with Jean’s team.
—
E. Tammy Kim, New Yorker, 7 May 2026
On Tuesday, trial investigators presented the results of a study that tested how well combining the drugs Tremfya and Simponi would stop the immune system from mistakenly attacking healthy tissues in the digestive tract.
—Ed Silverman, STAT, 5 May 2026
Primary biliary cholangitis, meanwhile, is a disease in which the body's immune system mistakenly attacks bile ducts within the liver, per the Mayo Clinic.
—Ingrid Vasquez, PEOPLE, 5 May 2026
Police said at the time of the killing that the people who stole the Acura mistakenly assumed it was abandoned and drove it to the encampment.
—Nate Gartrell, Mercury News, 4 May 2026
Alex Bohm then reached first on what was ruled a fielder’s choice; Otto Lopez mistakenly tried to throw Harper out at second base but Harper beat the throw.
—Barry Jackson, Miami Herald, 3 May 2026
Like most, Gore mistakenly credited it to Gandhi.
—Literary Hub, 29 Apr. 2026
Brown has also accused the narcotics unit that mistakenly targeted him of a pattern of misconduct, which allegedly includes the wrongful arrest of another man during the same operation.
—Sheetal Banchariya, New York Daily News, 28 Apr. 2026
May Manage Rheumatoid Arthritis Rheumatoid arthritis (RA) is an inflammatory autoimmune disease that causes the immune system to mistakenly attack healthy cells.
—Cynthia Sass, Health, 27 Apr. 2026
E. Tammy Kim, New Yorker, 7 May 2026
On Tuesday, trial investigators presented the results of a study that tested how well combining the drugs Tremfya and Simponi would stop the immune system from mistakenly attacking healthy tissues in the digestive tract.
—Ed Silverman, STAT, 5 May 2026
Primary biliary cholangitis, meanwhile, is a disease in which the body's immune system mistakenly attacks bile ducts within the liver, per the Mayo Clinic.
—Ingrid Vasquez, PEOPLE, 5 May 2026
Police said at the time of the killing that the people who stole the Acura mistakenly assumed it was abandoned and drove it to the encampment.
—Nate Gartrell, Mercury News, 4 May 2026
Alex Bohm then reached first on what was ruled a fielder’s choice; Otto Lopez mistakenly tried to throw Harper out at second base but Harper beat the throw.
—Barry Jackson, Miami Herald, 3 May 2026
Like most, Gore mistakenly credited it to Gandhi.
—Literary Hub, 29 Apr. 2026
Brown has also accused the narcotics unit that mistakenly targeted him of a pattern of misconduct, which allegedly includes the wrongful arrest of another man during the same operation.
—Sheetal Banchariya, New York Daily News, 28 Apr. 2026
May Manage Rheumatoid Arthritis Rheumatoid arthritis (RA) is an inflammatory autoimmune disease that causes the immune system to mistakenly attack healthy cells.
—Cynthia Sass, Health, 27 Apr. 2026
Recent Examples of Synonyms for mistakenly
Adverb
-
But this year, candidates received a yellow notice instructing them to only file their disclosures online with the state, and not with any other entity, leading seven candidates, including the four now running independently, to incorrectly file their financial documents.—
Jenna Ebbers,
Kansas City Star,
7 May 2026
-
Gnats were observed during the second inspection, and some food was still incorrectly stored but fixed during the inspection.—
Eva Flowe
May 5,
Charlotte Observer,
5 May 2026
Adverb
-
An earlier version of this story erroneously stated which brewery won gold in the West Coast-style IPA category.—
Tiney Ricciardi,
Denver Post,
23 Apr. 2026
-
That forecast, Braun said, erroneously based on tariff impacts, has changed for the better.—
Carole Carlson,
Chicago Tribune,
14 Apr. 2026
Cite this Entry
“Mistakenly.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mistakenly. Accessed 10 May. 2026.
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