Anomalies – Definition & Meaning

The term “anomalies” is used to describe something that deviates from the norm or is an exception to the rule. It is a term that is often used in scientific and statistical contexts, but it can also be used in everyday language to describe something that is unusual or unexpected.


Anomalies can be defined as anything that is different from what is expected or normal. It can refer to a wide range of things, including physical or biological phenomena, statistical outliers, or unexpected events.


The word “anomaly” comes from the Greek word “anomalos,” which means “irregular” or “uneven.” The term was first used in the 17th century to describe astronomical phenomena that did not conform to the expected patterns of the stars and planets.

Meaning in different dictionaries

According to Merriam-Webster, an anomaly is “something that deviates from what is standard, normal, or expected.” The Oxford English Dictionary defines it as “a deviation from the common rule, type, arrangement, or form.”


Anomalies are often associated with scientific research and data analysis, where they can be used to identify patterns and trends that might otherwise go unnoticed. They can also be associated with paranormal or supernatural phenomena, where they are seen as evidence of otherworldly forces at work.


Synonyms for anomalies include aberration, deviation, exception, oddity, and quirk.


Antonyms for anomalies include conformity, normality, regularity, and consistency.

The same root words

The word “anomaly” shares a root with other words that describe irregularities or deviations from the norm, including “anomalous,” “anomaly detection,” and “anomie.”

Example Sentences

  • The discovery of a new species of animal in the rainforest was an anomaly that surprised scientists.
  • The stock market experienced an anomaly last week when prices suddenly dropped for no apparent reason.
  • The data analysis revealed several anomalies in the results that required further investigation.
  • The strange lights in the sky were dismissed as an anomaly by most people, but some believed they were evidence of extraterrestrial life.
  • The student’s test scores were an anomaly compared to the rest of the class, leading the teacher to suspect cheating.
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