ANOMALOUS Synonyms: 96 Similar and Opposite Words

Q: How is the word 'anomalous' distinct from other similar adjectives?

The words irregular and unnatural are common synonyms of anomalous . While all three words mean "not conforming to rule, law, or custom," anomalous implies not conforming to what might be expected because of the class or type to which it belongs or the laws that govern its existence. // her drive made her an anomalous figure in a sleepy organization

Q: Where would 'irregular' be a reasonable alternative to 'anomalous'?

Although the words irregular and anomalous have much in common, irregular implies not conforming to a law or regulation imposed for the sake of uniformity in method, practice, or conduct. // concerned about his irregular behavior

Q: When is it sensible to use 'unnatural' instead of 'anomalous'?

The meanings of unnatural and anomalous largely overlap; however, unnatural suggests what is contrary to nature or to principles or standards felt to be essential to the well-being of civilized society. // prisoners treated with unnatural cruelty

anomalous

adjective

ə-ˈnä-mə-ləs

Definition of anomalous

as in unusual

being out of the ordinary that was an anomalous year for the housing industry, so the number of starts is anything but typical

Synonyms & Similar Words

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Antonyms & Near Antonyms

as in abnormal

departing from some accepted standard of what is normal an anomalous burst of anger from this usually easygoing person

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How is the word anomalous distinct from other similar adjectives?

The words irregular and unnatural are common synonyms of anomalous. While all three words mean "not conforming to rule, law, or custom," anomalous implies not conforming to what might be expected because of the class or type to which it belongs or the laws that govern its existence.

her drive made her an anomalous figure in a sleepy organization

Where would irregular be a reasonable alternative to anomalous?

Although the words irregular and anomalous have much in common, irregular implies not conforming to a law or regulation imposed for the sake of uniformity in method, practice, or conduct.

concerned about his irregular behavior

When is it sensible to use unnatural instead of anomalous?

The meanings of unnatural and anomalous largely overlap; however, unnatural suggests what is contrary to nature or to principles or standards felt to be essential to the well-being of civilized society.

prisoners treated with unnatural cruelty

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 anomalous Astounding and anomalous images flare up on our screens in paradoxical answer to cybernetic metrics of probability. — Jan Tumlir, Artforum, 5 Aug. 2026 There are also weird anomalous results, like the RTX 5050 holding a commanding lead in Doom Dark Ages at Medium 1080p, but the RX 9050 being just as capable at 1440p. — Jon Martindale, PC Magazine, 31 July 2026 An hour before the show, Simonyan, who lives in Siberia, wandered into Cook’s office atop Millennium Gate Museum—the anomalous arch’s name. — Charles Bethea, New Yorker, 20 July 2026 Authorities can reconstruct routes, identify anomalous behavior, and compare activities against permit conditions long after the event itself has occurred. — IEEE Spectrum, 16 July 2026 See All Example Sentences for anomalous

Recent Examples of Synonyms for anomalous

Adjective

While his batting order remains unchanged, the team has made an unusual move, relocating Guerrero's locker to a new spot.

— Peter Chawaga, Forbes.com, 30 Aug. 2026
Land exchanges are common elsewhere in the federal government, but exchanging National Park Service land for private development access is unusual, NOTUS reported, citing a former park service official.

— Annie Palmer, CNBC, 29 Aug. 2026

Definition of unusual

Adjective

Until recently, diagnosing Alzheimer’s required a medical history and exam as well as postmortem evidence of two abnormal proteins associated with the disease called amyloid and tau.

— Anand Kumar, The Conversation, 26 Aug. 2026
The audit assistance tool, now a requirement by Flock Safety, flags abnormal use by officers.

— Mark Morales, CNN Money, 26 Aug. 2026

Definition of abnormal

Adjective

One of the most extraordinary musical experiences of my life was recording with her.

— Donna Vickroy, Chicago Tribune, 28 Aug. 2026
Harald’s death was officially announced at an extraordinary Council of State meeting at Norway’s Royal Palace on Friday, as the full title of the new King was formally presented.

— Billy Stockwell, CNN Money, 28 Aug. 2026

Definition of extraordinary

Adjective

Her parents refuse to see that there is something unnatural about their new baby boy and that an evil other presence haunts their stately home.

— Tanya Fedak, Variety, 26 Aug. 2026
The researchers say the approach could help overcome limitations of existing humanoid control systems, which often require extensive fine-tuning or produce rigid, unnatural movements.

— Jijo Malayil, Interesting Engineering, 26 Aug. 2026

Definition of unnatural

Adjective

Sharif said Noreen displayed exceptional courage and devotion to duty by risking her life to save the newborn moments before the nursery burned down.

— ABC News, ABC News, 30 Aug. 2026
Founders who recently had one exceptional year sometimes assume that year represents their new baseline, when a buyer will more likely average the last three years, or discount the outlier entirely.

— Lien De Pau, Forbes.com, 29 Aug. 2026

Definition of exceptional

Adjective

Under the rule, states must supply the USPS with lists of mail ballot recipients, and all outbound and return ballot envelopes must bear unique barcodes.

— Andrew Chung, USA Today, 25 Aug. 2026
The extreme environment has long given researchers a unique perspective on what makes plants grow, insight that would be hard to obtain elsewhere.

— ABC News, ABC News, 25 Aug. 2026

Definition of unique

Adjective

In a rare move, the chipmaker provided a revenue growth outlook for fiscal 2028 that forecast annual sales to increase 70% from the prior year.

— Amanda Gerut, Fortune, 26 Aug. 2026
Within the Milky Way, astronomers have so far identified roughly 100 stellar stream candidates shed by globular clusters, but finding one around another galaxy is extraordinarily rare.

— Sharmila Kuthunur, Space.com, 26 Aug. 2026

Definition of rare

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“Anomalous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/anomalous. Accessed 2 Sep. 2026.

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Synonyms of anomalous

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