discus

 
Pronunciation: /ˈdɪskəs/

noun (plural discuses)

  • 1a heavy thick-centred disc thrown by an athlete, in ancient Greek games or in modern field events.
  • 2a small colourful South American freshwater fish with a rounded laterally compressed body, native to South America and popular in aquariums.
    • Genus Symphysodon, family Cichlidae: several species

Origin:

via Latin from Greek diskos