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

As reported by Dealabs, the tracker may also be able to notify wearers about potential atrial fibrillation and irregular heart rhythms.

— Emma Roth, The Verge, 9 Oct. 2026
At the center of the collection is Brurry Denim, a proprietary Japanese selvedge developed for the collection using intentionally irregular yarns inspired by the imperfections of century-old fabrics.

— Angela Velasquez, Footwear News, 8 Oct. 2026

Definition of irregular

Adjective

The lifestyle here is anchored by an exceptional collection of amenities.

— Robb Report Studio, Robb Report, 12 Oct. 2026
The territory is also looking at its exceptional biodiversity as a platform for innovation, particularly in beauty, pharmaceuticals and healthcare.

— Panorama Media Ltd, Miami Herald, 9 Oct. 2026

Definition of exceptional

Adjective

That unique gallery purchased the building in 2018 for $3 million, but officials there didn’t begin planning its future in earnest until Cap City vacated its lease and closed in July 2025.

— John Wenzel, Denver Post, 11 Oct. 2026
On Saturday, the singer and talk show host took to X to share details of her recent experience at Art of Play, a store known for its collection of toys, games, books, puzzles and other unique items.

— Christina Dugan Ramirez, FOXNews.com, 11 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