When translated, it roughly means: "Sator, the powerful one, holds [or preserves] you." The phrase is often arranged in a square, with the words forming a palindrome that can be read horizontally, vertically, and even diagonally.
AREPO - TENET - OPERA – ROTAS”. It is composed of ... - Sator sator rotas meaning
Another essential paper:
by Duncan Fishwick ( The Harvard Theological Review , Vol. 57, No. 4, 1964, pp. 291–299) When translated, it roughly means: "Sator, the powerful