G0304
ἀναβαθμός
stairs
ἀνα-βαθμός, -οῦ, ὁ (ἀναβαίνω), [in LXX for מַעֲלָה: מַעֲלָה: 3Ki.10:19-20, 4Ki.9:13 20:9 ff, 2Ch.9:18-19, Isa.38:8, Eze.40:6, 49; ᾠδὴ τῶν ἀ., tit. Psa.120:1-7 121:1-8 122:1-9 123:1-4 124:1-8 125:1-5 126:1-6 127:1-5 128:1-6 129:1-8 130:1-8 131:1-3 132:1-18 133:1-3 134:1-3)* ;] __1. a going up, an ascent (Pss, ll. with ?). __2. a step (LXX); p1., a flight of stairs: Act.21:35, 40. (On the formation -θμός, see MM, VGT, see word)† (AS)
Full Thayer's lexicon entry
ἀναβαθμός — anabathmós
ἀναβαθμός, (οῦ, ὁ (βαθμός, and this from βαίνω);
1. an ascent.
2. a means of going up, a flight of steps, a stair: Act 21:35; Act 21:40. Examples from Greek writings in Lob. ad Phryn., p. 324f
2 occurrences