ABNORMAL Synonyms: 96 Similar and Opposite Words

abnormal

adjective

(ˌ)ab-ˈnȯr-məl

Definition of abnormal

as in unusual

being out of the ordinary a completely abnormal school day, because half of the kids were out sick

Synonyms & Similar Words

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Antonyms & Near Antonyms

as in unnatural

departing from some accepted standard of what is normal noticed his abnormal breathing and took him to the emergency room

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of abnormal Shut off the water supply and inspect the hoses located behind the washing machine for moisture, cracks, bulges, and abnormal kinks. — Rae Ford, Martha Stewart, 27 Oct. 2026 Kotthaus performed an ultrasound on Ammann, which did not appear abnormal. — D. T. Max, New Yorker, 26 Oct. 2026 This would've already been an abnormal natural hot spell on top of a huge amount of climate change, Barnes said. — Arkansas Online, 24 Oct. 2026 There have also been studies indicating the glucosinolates in mustard greens helps the body remove abnormal cells which can be used as a natural anti-cancer resource such as colon and thyroid cancer. — Pamela Assid Woughter, Verywell Health, 24 Oct. 2026 See All Example Sentences for abnormal

Recent Examples of Synonyms for abnormal

Adjective

The order of events in the Weeks recusal was somewhat unusual.

— Emerson Clarridge, Fort Worth Star-Telegram, 31 Oct. 2026
Scheels argued this year that the Ada County Assessor’s Office had overvalued its unusual building.

— Idaho Statesman, Idaho Statesman, 30 Oct. 2026

Definition of unusual

Adjective

Some movements feel unnatural, facial expressions are exaggerated, and small details occasionally fall into the uncanny valley or break rules of logical consistency.

— Britta Miller, The Washington Examiner, 14 Oct. 2026
But closer examination reveals that OpenAI’s proof builds its unnatural force in a totally distinct way.

— Joseph Howlett, Scientific American, 13 Oct. 2026

Definition of unnatural

Adjective

In addition to low blood oxygen levels and low blood pressure, a pulmonary embolism can affect the heart, causing a fast or irregular heart rate, right-sided heart failure or sudden cardiac arrest.

— Jen Christensen, CNN Money, 20 Oct. 2026
Phobos landing plans Phobos stretches about 14 miles across and has an irregular, potato-like shape.

— Aamir Khollam, Interesting Engineering, 19 Oct. 2026

Definition of irregular

Adjective

Singer demonstrates how timeless design and exceptional interior quality can coexist with everyday usability.

— New Atlas, New Atlas, 25 Oct. 2026
Van Cleef & Arpels recently welcomed private clients to an intimate high jewelry presentation at a River Oaks residence, with the opportunity to meet the maison’s artisans and view exceptional creations.

— Fairchild Studio, Footwear News, 24 Oct. 2026

Definition of exceptional

Adjective

Personalized medicine already helps doctors match patients with drugs suited to their cancer’s unique biology.

— Mike McRae October 25, New Atlas, 26 Oct. 2026
The Roush Fenway Keselowski Racing trio of Chris Buescher, Ryan Preece and Brad Keselowski swept the top three spots in the first stage with a unique strategy that had the rest of the field nearly a lap down at one point.

— ABC News, ABC News, 25 Oct. 2026

Definition of unique

Adjective

Voting by noncitizens and fraud involving mail ballots are both rare.

— Aoife Walsh, Washington Post, 27 Oct. 2026
Back in 2023, Stevens revealed he was diagnosed with Guillain-Barré syndrome—a rare auto-immune disorder in which the body’s immune system attacks the nerves—and was working to relearn how to walk and use his hands.

— Nina Corcoran, Pitchfork, 27 Oct. 2026

Definition of rare

Adjective

Prescription treatments are also uncommon, given to fewer than 1 in 1,000 adolescents who have commercial insurance, according to another study.

— Bram Sable-Smith, NPR, 29 Oct. 2026
To be clear, praying for political leaders is hardly novel or uncommon, and the bishops who prayed for blessings could just as easily have been doing so for any supplicant.

— The Editorial Board, Chicago Tribune, 29 Oct. 2026