Ichthys
Origin
From Ancient Greek ΙΧΘΥΣ (ikhthus, "fish"), which served as an acronym for Ἰησοῦς (IÄ“sous, "Jesus") ΧÏιστός (Khristos, "Christ") Θεοῦ (Theou, "of God") Υἱός (Huios, "son") Î£Ï‰Ï„Î®Ï (SÅtÄ“r, "saviour").