The story
Calque of σημεῖον (sēmeîon, “mark, sign; omen”) ἀντιλεγόμενον (antilegómenon, “being contradicted, being disputed”), used in Luke 2:34.
Etymology from Wiktionary, CC BY-SA 4.0.
sign of contradiction
Today it means: An entity that enjoys divine blessing, yet is subject to strong opposition. Full definition →