Lexical Definition

‎οἴκημα‎ oíkēma (oy'-kay-mah) cell ^G:N-N
from ‎οἰκέω‎

prison.

• a tenement, i.e. (specially), a jail

Abbott-Smith

οἴκημα, -τος, τό (< οἰκέω), [in LXX: Ez 16:24 (גַּב), To 2:4, Wi 13:15*;]
a dwelling. As a euphemism for other definite terms (e.g. brothel. Hdt., ii, 121; cf. Ez 16:24), a prison (Thuc., iv, 47 f.): Ac 12:7.†

Abbott-Smith References

Liddell-Scott-Jones

οἴκημα-ημα, ατος, τό,

dwelling-place, ἱερὸν ἔσχον οἴ. ποταμοῦ [Refs 5th c.BC+]: in plural, building, house, [Refs 5th c.BC+]

__2 room, chamber, [Refs 5th c.BC+]; especially bed-chamber, [Refs 5th c.BC+]; dining-room, [Refs 4th c.AD+]
__II special senses,
__II.1 brothel, τὴν θυγατέρα κατίσαι ἐπ᾽ οἰκήματος [Refs 5th c.BC+]; compare τέγος.
__II.2 ={οἰκίσκος}, cage for animals, [Refs 5th c.BC+]
__II.3 horse's stable or stall, [Refs 3rd c.BC+]
__II.4 temple, shrine, [Refs 5th c.BC+]
__II.4.b room in a temple, [Refs]
__II.5 prison, [NT+5th c.BC+]
__II.6 storeroom, [Refs 4th c.BC+]
__II.7 workshop, [Refs 5th c.BC+]
__II.8 story, floor, [Refs 5th c.BC+]
__II.9 metaphorically, αἰσθητικὸν οἴ., of man, [Refs 2nd c.AD+]

_{LSJ Scripture Refs: Acts.12.7}