D defs.my
Entry 1 sense Webster, 1913

Ichthus

/(ĭk"thŭs)/ · Ich·thus · IPA
01 n. In early Christian and ecclesiastical art, an emblematic fish, or the Greek word for fish, which combined the initials of the Greek words I…
  1. 1.
    In early Christian and ecclesiastical art, an emblematic fish, or the Greek word for fish, which combined the initials of the Greek words Ihsoy^s, Cristo`s, Qeoy^ Gio`s Swth`r, Jesus, Christ, Son of God, Savior.