Ictus

Ictus may refer to:

Ictus, Icthus, Ichthus, or Ichthys may refer to an early Christian religious symbol.
Ictus, in medicine, a sudden event, such as a stroke, seizure, collapse or faint
Ictus, in music and conducting, the instant when a beat occurs
Hence, in prosody, a stressed syllable
Ictus, Spanish neocrust/hardcore band
Ictus, a tune composed by Carla Bley

See also

Palaeoapterodytes ictus, an animal species of the early Miocene or late Oligocene
Nodens Ictus, a British rock band formed in 1986
[http://www.ictus.be Ictus Ensemble], a Brussels Contemporary Music Ensemble (Belgium)