anomaly

a-nom-a-ly · noun

imported

Definitions

noun

  1. 1.

    Something that deviates from what is standard, normal, or expected.

  2. 2.

    (science) An irregularity or deviation from the common arrangement.

  3. 3.

    (astronomy) The angular deviation of a planet from its perihelion.

Forms

plural: anomalies

Phrases & expressions

  • •
    statistical anomaly — A data point that differs significantly from other observations.
  • •
    anomaly detection — The identification of unusual patterns in data.

Related words

Antonyms: norm, regularity, standard
See also: aberration, abnormality, anomalous, irregularity
Synonyms: aberration, deviation, exception, irregularity

Etymology

From Latin anomalia, from Greek anomalia ("inequality, irregularity"), from anomalos ("uneven, irregular"), from an- ("not") + homalos ("even"), from homos ("same").