Lexical Definition

‎ἐπερώτημα‎ eperṓtēma (ep-er-o'-tay-mah) pledge ^G:N-N
from ‎ἐπερωτάω‎

answer.

• an inquiry

Abbott-Smith

** ἐπ-ερώτημα, -τος, τό [in LXX: Da TH 4:14* (שְׁאֵלָא), Si 36(33):3 * ;]
1. a question, an inquiry (Hdt., Thuc.).
2. a demand: I Pe 3:21 (v. ICC, in l).†

Abbott-Smith References

Liddell-Scott-Jones

ἐπερώτημα-ημα,

Ionic dialect ἐπειρ-, ατος, τό, question, [Refs 5th c.BC+]

__2 answer to inquiry put to higher authority: hence, sanction, [Refs 2nd c.AD+]
__3 = Latin stipulatio, PCair. Preis.1.16 [Refs 2nd c.AD+]: hence probably, pledge, [Refs].