Note 51 — Part Three Other Buildings, Etc.
Reading edition
Several ideas associated with the fish-shape of the vesica piscis have caused it to be recognized as a symbol of Christ. In an ingenious rebus of a very early date, the five letters of the Greek word for “fish” ἰχθύς, form the initials of the Greek words Ἰησοῦς Χριστὸς, Θεοῦ Υἱὸς, Σωτήρ, which mean “Jesus Christ, Son of God, Saviour.”