accidentally

adverb

ac·​ci·​dent·​al·​ly ˌak-sə-ˈdent-lē How to pronounce accidentally (audio) -ˈden-tᵊl-ē How to pronounce accidentally (audio)
: in an accidental or unintended manner : by accident
I accidentally deleted the file.
The lock prevents the gate from opening accidentally.
Six lionfish were accidentally released from a home aquarium in Biscayne Bay, Fla., during Hurricane Andrew in 1992.Alcestis Cooky Oberg
The Olympic test was thrown out after the test lab accidentally destroyed the backup sample … that's required to confirm a positive result.Christie Aschwanden
He bumped into her accidentally on purpose. [=he bumped into her intentionally but he tried to make it appear to be an accident]

Examples of accidentally in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
The warheads could have been struck accidentally by drones or missiles—or deliberately attacked or stolen. William M. Moon, Foreign Affairs, 5 Nov. 2024 Campaign spokeswoman Jenna Kaufman responded in a statement that a campaign staffer who posted the photo accidentally uploaded a second picture. Scott Wartman, The Enquirer, 5 Nov. 2024 Myth: Double voting is widespread across Wisconsin elections In late September, 2,000 voters were accidentally sent duplicate ballots out of Madison, though a city spokesperson told the Associated Press multiple safeguards were in place to ensure that only one ballot would be counted. Alex Groth, Journal Sentinel, 5 Nov. 2024 On Monday's episode of the Fox first responder drama, EMT Nancy (Brianna Baker) gets tested for breast cancer after her boss, Tommy (Gina Torres), notices a lump in a nude photo Nancy accidentally sent to the whole firehouse. Patrick Gomez, EW.com, 5 Nov. 2024 See all Example Sentences for accidentally 

Word History

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of accidentally was in the 14th century

Dictionary Entries Near accidentally

Cite this Entry

“Accidentally.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/accidentally. Accessed 14 Nov. 2024.

Last Updated: - Updated example sentences
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