1
2

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 UFOs are short for unidentified flying objects, which the government now refers to as unidentified anomalous phenomena, or UAP. Eric Lagatta, USA Today, 10 Sep. 2025 At the hearing, three U.S. military veterans will share their experiences witnessing UAP, or unidentified anomalous phenomena, a new term for UFOs that encompasses strange objects or events not only in the sky but also in water or space, or that appear to travel between these domains. Brett Tingley, Space.com, 8 Sep. 2025 This group, which included Professor Berlinguette, was tasked with rigorously re-evaluating the controversial 1989 experiment that claimed to produce anomalous heat from the fusion of deuterium ions in palladium. Aman Tripathi, Interesting Engineering, 20 Aug. 2025 Earth’s Leaky Core Hints that matter is somehow breaching the starkest density barrier within the planet began to emerge half a century ago, in the form of anomalous helium isotopes extracted from volcanic rock. Quanta Magazine, 4 Aug. 2025 See All Example Sentences for anomalous
Recent Examples of Synonyms for anomalous
Adjective
  • This is not particularly unusual, and in a traditional 4-2-3-1 system, forcing a team down one side is effective.
    Jacob Tanswell, New York Times, 6 Oct. 2025
  • The lawsuit is the first to challenge the administration's unusual use of partisan messaging in government communications during the shutdown, which legal experts told NPR may violate federal ethics laws.
    Shannon Bond, NPR, 5 Oct. 2025
Adjective
  • With sepsis, the immune system has an abnormal response to an infection — either too exuberant or too minimal.
    Dr. Marc Siegel , Melissa Rudy, FOXNews.com, 5 Oct. 2025
  • Cleveland is winding through an abnormal week in the middle of a uniquely brutal three-game stretch and searching for offensive answers of any kind.
    Zac Jackson, New York Times, 1 Oct. 2025
Adjective
  • As a result, Ecuador has avoided the extraordinary inflation that has afflicted so many nations in South America, including Argentina.
    Shawn Tully, Fortune, 8 Oct. 2025
  • Created in her honor, this rose symbolizes her lifelong mission to protect people, animals, and the environment, offering gardeners a living reminder of her extraordinary impact and enduring message of hope.
    Elizabeth Fogarty, Better Homes & Gardens, 7 Oct. 2025
Adjective
  • However, his unnatural exit from the sport made headlines in his final season at the Bahrain Grand Prix through an incident that reminded everyone about the dangers of motorsport.
    Saajan Jogia, MSNBC Newsweek, 25 Sep. 2025
  • Imitating the speech or body language of others during a conversation is another form of masking, along with forcing eye contact or facial expressions, which may feel unnatural.
    Angelica Stabile, FOXNews.com, 23 Sep. 2025
Adjective
  • Rivian produces adventure-ready electric vehicles with high power outputs and exceptional ground clearance.
    Charles Singh, Nashville Tennessean, 3 Oct. 2025
  • This dual-purpose design requires exceptional stiffness, vibration control, and precision engineering, allowing heavy highway loads and high-speed rail traffic to share the same structure safely.
    Kaif Shaikh, Interesting Engineering, 3 Oct. 2025
Adjective
  • These unique skills are essential for the one requirement that the commission must do — pass a balanced budget.
    Miami Herald Staff, Miami Herald, 8 Oct. 2025
  • Participants will learn the differences between dabbling and diving ducks, their unique characteristics and how to use eBird to find local waterfowl viewing hot spots.
    Arkansas Online, Arkansas Online, 7 Oct. 2025
Adjective
  • The new qubits rely on erbium, a rare-earth element valued for its clean optical properties and strong magnetic interactions.
    Aamir Khollam, Interesting Engineering, 2 Oct. 2025
  • Instant Game Maker gives kids the rare thrill of turning their doodles into actual playable video games.
    Emily Glover, Parents, 2 Oct. 2025
Adjective
  • The scams are odd — but fraudsters can sound incredibly convincing.
    Susan Tompor, Freep.com, 2 Oct. 2025
  • Florida fans can point to a pair of other odd, momentum-killing moments.
    Matt Baker, New York Times, 2 Oct. 2025

Browse Nearby Words

Cite this Entry

“Anomalous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/anomalous. Accessed 9 Oct. 2025.

More from Merriam-Webster on anomalous

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!