What does "anomaly" mean?
A deviation from a rule or from what is regarded as normal; an outlier.
Anomaly
/əˈnɑ.mə.li/ noun
noun ·Common ·High school level
Meaning at a glance
- Primary sense: A deviation from a rule or from what is regarded as normal; an outlier.
- Grammar: anomaly is listed as noun.
- Nearest alternatives: irregularity, oddity, outlier, peculiarity.
- Useful contrasts: canonical example, canonical exemplar, canonical law.
- Usage evidence: An anomaly which often struck me in the character of my friend Sherlock Holmes was that, although in his methods of thought he was the neatest and most methodical of mankind, and although also he affected a certain quiet primness of dress, he was none the less in his personal habits one of the most untidy men that ever drove a fellow-lodger to distraction.
How to use "anomaly"
- Start with the primary definition, then check the part of speech before placing the word in a sentence.
- Compare nearby synonyms to make sure "anomaly" carries the exact meaning, tone, and strength you need.
- Use the example sentence as a context check. If your sentence uses the word differently, confirm that the grammar still fits.
Meaning check
- Does the word fit the sentence's grammar?
- Does it match the intended tone rather than only the dictionary definition?
- Would a simpler synonym be clearer for the reader?
- Is there enough surrounding context to prevent ambiguity?
Source and review context
This entry combines structured lexical data with WordToolSet review checks. Definitions, examples, synonyms, and usage notes may come from different source tables, so the page is designed to show evidence from more than one angle before you rely on "anomaly" in a final draft.
If a word has several senses, prefer the sense that matches your sentence's grammar and surrounding context. A correct definition can still be the wrong choice when the sentence needs a different register, emphasis, or level of specificity.
Before you rely on this definition
Read the first definition as a starting point, then check the example, synonyms, and part of speech before treating "anomaly" as the right word for your sentence.
If your draft is formal, technical, persuasive, or sensitive, compare "anomaly" with a nearby alternative so the final choice matches both meaning and reader expectation.
Compare nearby meanings
- Use synonyms when you need a softer, stronger, simpler, or more specific word.
- Use antonyms to check the boundary of the meaning and avoid accidental contrast.
- Use the example sentence to confirm the word behaves naturally in context.
- Keep the original wording when a replacement adds complexity without improving precision.
Definition decision workflow
1. Identify the role
Check whether "anomaly" is acting as noun in your sentence. A definition is only useful when the grammar matches the way the word is being used.
2. Test the nearest option
Compare it with "irregularity" and other nearby choices to see whether the sentence needs a softer, stronger, or more familiar word.
3. Confirm with context
Use the example sentence below as an evidence check, then read your own sentence out loud to catch tone or rhythm problems.
Review note: Definition pages are checked for source coverage, sentence evidence, synonym support, and editorial insight before they are treated as approval-ready pages. If the evidence is too thin, the page remains available to users but is kept out of the approval-facing indexed inventory.
Final meaning check
Before publishing a sentence with "anomaly", ask whether the word helps the reader understand the idea faster. A precise word should reduce confusion, not simply make the sentence look more polished.
When the definition, synonym evidence, and example context point in the same direction, the word is usually a safer choice. When they conflict, revise the sentence or choose a clearer alternative.
Definitions
Noun
- 1 A deviation from a rule or from what is regarded as normal; an outlier.
"This ardent exploration, absorbing all his energy and interest, made him forget for the moment the mystery of his heritage and the anomaly that cut him off from all his fellows."
- 2 (astronomy) position of a planet as defined by its angular distance from its perihelion (as observed from the sun) wordnet
- 3 Something or someone that is strange or unusual.
"He is an anomaly among his friends in that he's the only one who's unmarried."
- 4 a person who is unusual wordnet
- 5 Any event or measurement that is out of the ordinary regardless of whether it is exceptional or not.
"She disregarded some of the anomalies in the experiment, putting them down to miscalculation."
Show 5 more definitions
- 6 deviation from the normal or common order or form or rule wordnet
- 7 Any of various angular distances.
- 8 A defect or malformation.
- 9 A failure of a classical symmetry due to quantum corrections.
- 10 An irregularity or disproportion. dated
Antonyms
canonical examplecanonical exemplarcanonical lawcanonical norm
Example
"An anomaly which often struck me in the character of my friend Sherlock Holmes was that, although in his methods of thought he was the neatest and most methodical of mankind, and although also he affected a certain quiet primness of dress, he was none the less in his personal habits one of the most untidy men that ever drove a fellow-lodger to distraction."
Common questions
What is a synonym for "anomaly"?
Common synonyms include: irregularity, oddity, outlier, peculiarity, aberrance, aberrancy.
How do you use "anomaly" in a sentence?
An anomaly which often struck me in the character of my friend Sherlock Holmes was that, although in his methods of thought he was the neatest and most methodical of mankind, and although also he affected a certain quiet primness of dress, he was none the less in his personal habits one of the most untidy men that ever drove a fellow-lodger to distraction.
How do you pronounce "anomaly"?
Pronounced /əˈnɑ.mə.li/.
Etymology
From Latin anomalia, from Ancient Greek ἀνωμαλία (anōmalía, “irregularity, anomaly”), from ἀνώμαλος (anṓmalos, “irregular, uneven”), negating the meaning of ὁμαλός (homalós, “even”), from ὁμός (homós, “same”).