anomalistic

/AH0 N AA1 M AH0 L IH1 S T IH0 K/
adjective
  1. 1

    Anomalous

  2. 2

    Irregular

  3. 3

    Of or pertaining to an anomaly (angle of a body from its perihelion)

  4. 4

    Pertaining to anomalism

Source: https://en.wiktionary.org/wiki/anomalistic