Definitions

anomalous

[uh-nom-uh-luhs] / əˈnɒm ə ləs /

ADJECTIVE

deviating from normal, usual

Synonyms

STRONGEST

abnormal atypical divergent incongruous peculiar unnatural

WEAK

aberrant bizarre eccentric exceptional foreign heteroclite inconsistent irregular odd preternatural prodigious rare strange unorthodox unrepresentative untypical unusual

Antonyms

STRONGEST

normal ordinary standard usual

WEAK

conforming regular

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This tiny deviation is known as the "anomalous magnetic moment," or g−2.

From Science Daily • May 19, 2026

Another file summarizes statements from seven federal government employees who separately reported "several unidentified anomalous phenomena" in the United States in 2023.

From Barron's • May 8, 2026

France’s national weather service is investigating anomalous temperature spikes at Paris Charles de Gaulle Airport, leading to lucrative Polymarket payoffs.

From The Wall Street Journal • Apr. 23, 2026

Ireland is an anomalous country in several different ways.

From Salon • Apr. 19, 2026

He told me of some narwhal-ivory carvings he'd found on a previous dig—carbon 14-dated to some incredible age, way outside the range of what was previously assumed; anomalous, in fact.

From "The Subtle Knife" by Philip Pullman

Vocabulary lists containing anomalous

Stories of Ourselves

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"Thomas Jefferson: The Best of Enemies," Vocabulary from the history article

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Lesson 2

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