G0110
ἀθανασία
immortality
ἀθανασία, -ας, ἡ (ἀ-θάνατος, undying; V. MM, VGT, see word), [in LXX: Wis.3:4 4:1 8:13,17 15:3, 4Ma.14:5 16:13 * ;] immortality: 1Co.15:53,54 1Ti.6:16 (cf. Cremer, 285 f.).† (AS)
Full Thayer's lexicon entry
ἀθανασία — athanasía
ἀθανασία (ας ἡ (ἀθάνατος), immortality: 1Co 15:53; 1Ti 6:16 where God is described as ὁ μόνος ἔχων ἀθανασίαν, because he possesses it essentially — 'ἐκ τῆς ὀικείας οὐσίας, οὐκ ἐκ θελήματος ἄλλου, καθάπερ οἱ λοιποί πάντες ἀθάνατοι Justin,quaest, et resp. ad orthod. 61, p. 84, Otto edition. (In Greek writings from Plato down.)
3 occurrences
I Corinthians (2), I Timothy (1)