Lexical Definition

‎ἐπιβοάω‎ epiboáō (ep-ee-bo-ah'-o) to cry out G:V
from ‎ἐπί‎ and ‎βοάω‎

cry.

Abbott-Smith

ἐπι-βοάω, -ῶ
to cry out: Ac 25:24 (Rec., for βοάω, q.v.).†

Abbott-Smith References

Book Refs
Acts 25:24

Liddell-Scott-Jones

ἐπιβοάω-άω,

future -βοήσομαι, Ionic dialect and Epic dialect -βώσομαι (see.below):— call upon or to, cry out to, [Refs 5th c.BC+]; . τινί, with infinitive, call on one to do.., [Refs], invoke, [Refs 4th c.AD+], of hounds, give tongue, [Refs 5th c.BC+]; cry out, [Refs 2nd c.AD+]; of calling upon the dead at funerals, [Refs]

__2. utter or sing aloud over, [ἐπιβοάωᾶν Aristophanes Comicus [{5-6th c.BC}] “Aves” 898 ">Refs 6th c.BC+]; shriek out besides, [Refs 5th c.BC+].
__3. middle, cry out against, [Refs 2nd c.AD+] —passive, τὰ ἴδια ἐπιβοάωώμενος cried out against in regard to private matters, [Refs 5th c.BC+]
__4. applaud, acclaim, [Refs 2nd c.AD+]
__II. middle, invoke, call upon, θεοὺς [Refs 8th c.BC+]; σὲ γὰρ πρώτην.. ἐπιβωσόμεθ᾽ (variant for ἐπιδωσόμεθ᾽) [Refs 8th c.BC+]; ἐπιβοάωᾶται [Refs 5th c.BC+] (Lyric poetry); θεοὺς.. ἐπιβοάωώμενοι, πατέρων τάφους ., [Refs 5th c.BC+]; call to aid, τὴν ἄλλην στρατιὴν [Refs 5th c.BC+]: c.infinitive, . [τινὰ] μὴ ἀπολέσαι τὴν [Refs 5th c.BC+].
__II.2. c.accusative of things, call out, [Refs]