1
as in friend
a person who has a strong liking for and trust in another
over the years the state's other senator became his alter ego as well as his political ally
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2
as in image
something or someone that strongly resembles another
the hero of the novel is clearly the author's alter ego, right down to his receding hairline and middle-aged paunch
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Recent Examples of alter ego
The Emmy winner joins an ensemble led by Tom Holland, who plays Peter Parker and his superheroic alter ego, with Stranger Things‘ Sadie Sink also on board in a mystery role.
—
Matt Grobar, Deadline, 8 May 2025
British author Sir Arthur Conan Doyle greatly raised the prestige of the lowly detective story with his fictional alter ego Sherlock Holmes.
—Arthur I. Cyr, Chicago Tribune, 6 May 2025
When Mexican musician Natalia Lafourcade turned 40, her alter ego was born.
—Pamela Avila, USA Today, 26 Apr. 2025
At the Los Angeles improv group The Groundlings, Reubens creates the alter ego of Pee-wee Herman and puts on a live late-night show that becomes a cult sensation and evolves into a popular tour.
—Tony Maglio, HollywoodReporter, 23 Apr. 2025
See All Example Sentences for alter ego
Matt Grobar, Deadline, 8 May 2025
British author Sir Arthur Conan Doyle greatly raised the prestige of the lowly detective story with his fictional alter ego Sherlock Holmes.
—Arthur I. Cyr, Chicago Tribune, 6 May 2025
When Mexican musician Natalia Lafourcade turned 40, her alter ego was born.
—Pamela Avila, USA Today, 26 Apr. 2025
At the Los Angeles improv group The Groundlings, Reubens creates the alter ego of Pee-wee Herman and puts on a live late-night show that becomes a cult sensation and evolves into a popular tour.
—Tony Maglio, HollywoodReporter, 23 Apr. 2025
See All Example Sentences for alter ego
Recent Examples of Synonyms for alter ego
Noun
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Next week, Kerry Morgan, a former friend of Cassie Ventura, is expected to testify in the trial.—
Alisha Ebrahimji,
CNN Money,
17 May 2025
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When playing with friends or business associates, which is mostly the way the president plays the game, all sorts of favor-trading can prevail.—
Matthew Purdy,
New York Times,
17 May 2025
Noun
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Time and time again, the AI spit out images that were strikingly, unmistakably...—
John Werner,
Forbes.com,
29 May 2025
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Scientists created the Mars rover's newest self-portrait by stitching together 59 individual images taken by Perseverance's camera, which is located at the end of its robotic arm.—
Sharmila Kuthunur,
Space.com,
29 May 2025
Noun
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Photograph: Sabrina Kelly; Getty Images Around the time Smith started working on One Shot, Hay began to suspect that his buddy’s finances were not all in order.—
Kate Knibbs,
Wired News,
20 May 2025
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The buddy comedy finds Hopps, the police department’s first rabbit cop, working full-time with Wilde, the sly fox and former grifter.—
Bill Desowitz,
IndieWire,
20 May 2025
Noun
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Over at Fyre Drill, Viking twins Ruffnut and Tuffnut will invite teams of Vikings to compete to outscore and out-soak each other on this water ride.—
Samantha Neely,
USA Today,
23 May 2025
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Saldaña and husband Marco Perego have done their best to keep their boys, Zen, 8, and twins Bowie and Cy, 10, out of the spotlight.—
Kayla Grant,
People.com,
22 May 2025
Noun
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In the joint post, the couple shared several pictures of themselves with their 2½-year-old son Merrick Avery.—
Kayla Grant,
People.com,
23 May 2025
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The strike notice followed an industrial inquiry commission report on the negotiations that painted a bleak picture of Canada Post’s financial health.—
Glenn Taylor,
Sourcing Journal,
23 May 2025
Noun
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The precision-engineering racing rig (offered in yellow, green, blue, and orange) puts the driver into a detailed replica of a racing cockpit.—
Michael Harley,
Forbes.com,
29 May 2025
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The top of the 2024 replica ring doesn’t detach, but championship pendants can be purchased separately for $249 apiece.—
Shaun Goodwin,
Idaho Statesman,
28 May 2025
Noun
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Professor Carsten Maple, a cybersecurity expert at the University of Warwick, warns that, with as few as 20 photos, AI tools can create a convincing digital clone of a person, including deepfake videos.—
Jasmine Baehr,
FOXNews.com,
20 May 2025
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It should be noted that SAG-AFTRA is not questioning the right of performers to license AI clones of themselves, but highlighting that Fortnite’s Darth Vader could have been played by a voice actor.—
Dani Di Placido,
Forbes.com,
20 May 2025
Noun
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Biotech ingredients are nature-identical, genetic duplicates of the real thing.—
Joshua Britton,
Time,
2 Apr. 2025
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The baby that results from that is an exact genetic duplicate of the original donor animal.—
Jeffrey Kluger,
Time,
7 Apr. 2025
Cite this Entry
“Alter ego.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/alter%20ego. Accessed 5 Jun. 2025.
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