Lexical Definition

‎ἐπικουρία‎ epikouría (ep-ee-koo-ree'-ah) help ^G:N-F
from a compound of ‎ἐπί‎ and a (prolonged) form of the base of ‎κοράσιον‎ (in the sense of servant)

help.

• assistance

Abbott-Smith

** ἐπικουρία, -ας, ἡ (< ἐπικουρέω to be an ἐπίκουρος, an ally) [in LXX: Wi 13:18 * ;]
aid, assistance: Ac 26:22.†

Abbott-Smith References

Liddell-Scott-Jones

ἐπικουρία-ία,

Ionic dialect -ιη, ἡ, aid, succour, [ἐπικουρίαίας δεῖσθαι 5th c.BC: Thucydides Historicus 1.32, X. “Oec.” 17.13; τῆς ἐνδείας ἐ. τὸ κέρδος 4th c.BC: Aristoteles Philosophus “Ethica Nicomachea” 1163b4 ">Refs 5th c.BC+]; ἐ. ποιεῖσθαί τινι [Refs 5th c.BC+]; ἀπολογίας towards one's defence, [Refs]; σκυτίνη 'πικ., ={ὄλισβος}, [Refs]

__II. auxiliary force, [Refs 5th c.BC+]
__II.2. position of the ἐπίκουροι (in Plato's Republic), [Refs]
__III. prayer for aid, entreaty, [Refs 3rd c.BC+]