English edit

Etymology edit

From outlie +‎ -er.

Pronunciation edit

Noun edit

outlier (plural outliers)

  1. A person or thing situated away from the main body or outside its proper place.
    • 2023 November 1, Paul Clifton, “One account for the UK railway”, in RAIL, number 995, page 47:
      Observing as an outlier from Scotland, Hynes sums up the industry problem: "The conversation we've had for this article is really about creating an environment in which better decisions can be taken, isn't it?
  2. An exception.
  3. (geology) A part of a formation separated from the rest of the formation by erosion.
  4. (statistics) A value in a statistical sample which does not fit a pattern that describes most other data points; specifically, a value that lies 1.5 IQR beyond the upper or lower quartile.

Antonyms edit

Translations edit