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 About one in 10 screening mammograms are abnormal, often requiring extra testing. — Samantha Agate, Charlotte Observer, 14 Oct. 2026 These indicators can range from elevated blood pressure and abnormal blood sugar to impaired mobility or poor sleep. — Khloe Quill, FOXNews.com, 13 Oct. 2026 Men with infertility or abnormal semen results have higher rates of some medical conditions, and urology guidelines recommend counseling them about that connection. — Dr. Jamin Brahmbhatt, CNN Money, 13 Oct. 2026 Sorting results into normal and abnormal categories has a certain appeal. — Amiran Baduashvili, The Conversation, 12 Oct. 2026 See All Example Sentences for abnormal

Recent Examples of Synonyms for abnormal

Adjective

Six months after Vincent’s suicide, Theo died from the ravages of syphilis, leaving Jo a young widow with a baby to support, not much money, and an unusual inheritance—Vincent’s paintings—more than 400 in total.

— Joan Martelli, Time, 17 Oct. 2026
While his neighbors weren’t alarmed enough by the unusual sight to call security, Abrams wasn’t as lucky during filming at Radford Studios in Studio City.

— Brian Davids, HollywoodReporter, 16 Oct. 2026

Definition of unusual

Adjective

That amounts to unchecked growth resulting in relatively dense stands, which are unnatural for this part of the country — despite becoming a familiar sight to Coloradans over the last few decades.

— John Wenzel, Denver Post, 7 Oct. 2026
The California Department of Public Health said animals with rabies will often have strange or unnatural behavior.

— Nicole Buss, Sacbee.com, 4 Oct. 2026

Definition of unnatural

Adjective

View gallery - 4 images For all the extraordinary things that consumer 3D printers can produce, changing color has remained a surprisingly messy business.

— New Atlas, New Atlas, 17 Oct. 2026
Explore its waterfalls, glaciers and volcanic landscapes, and treat any aurora sightings as an extraordinary bonus.

— Daisy Dobrijevic, Space.com, 16 Oct. 2026

Definition of extraordinary

Adjective

And climate risks such as floods, irregular rainfall and extreme temperatures have become a threat to both conventional and organic crops.

— Jennifer Bringle, Footwear News, 16 Oct. 2026
The length of a day according to UTC is close to that of UT1 but not exactly the same because our planet’s rotation is irregular.

— Emma Gometz, Scientific American, 15 Oct. 2026

Definition of irregular

Adjective

When machines can instantly replicate the average, the only true moat is the exceptional.

— Matt Alt, Fortune, 18 Oct. 2026
The Brewers have an exceptional amount of talent too, and Murphy's routine of pretending like his team is a bunch of humble farmers who were playing stickball out back a few days ago is absurd and offensive.

— Ian Miller OutKick, FOXNews.com, 18 Oct. 2026

Definition of exceptional

Adjective

But only United States has this unique intelligence to say, to tell us, to tell our side when Russia uses ballistic missiles.

— NBC news, NBC news, 18 Oct. 2026
Revamping a historic building with unique architecture has posed some difficulties, said Karademas.

— Addison Wright, Chicago Tribune, 18 Oct. 2026

Definition of unique

Adjective

This collective nature has a layering effect, telegraphing a specific sense of style and humanity increasingly rare in the world of contemporary hotels.

— Condé Nast, Condé Nast Traveler, 13 Oct. 2026
Expect to see rare bottles pulled from the shelves and all manner of weird and wonderful concoctions offered up from the menu and from their encyclopedic knowledge of drinks.

— Condé Nast, cntraveler.com, 13 Oct. 2026

Definition of rare

Adjective

Although chemotherapy combined with immunotherapy is now standard treatment for advanced SCLC, long-lasting responses remain uncommon.

— New Atlas, New Atlas, 15 Oct. 2026
Most theme puzzles contain sets that are visually identifiable to solvers because of either the arrangement of their entries or an uncommon clue feature like italics or brackets.

— Caitlin Lovinger, New York Times, 15 Oct. 2026