anomaly anomaly /əˈnɑːməli/

noun

1. (astronomy) position of a planet as defined by its angular distance from its perihelion (as observed from the sun)  ( anomaly )
   (astronomy) position of a planet as defined by its angular distance from its perihelion (as observed from the sun)
   
2. A person who is unusual  ( anomaly , unusual person )
   a person who is unusual
   
   
3. Deviation from the normal or common order or form or rule  ( anomalousness , anomaly )
   deviation from the normal or common order or form or rule