Lexical Definition

‎Ἑβραΐς‎ Hebraḯs (heb-rah-is') Hebrew ^G:A
from ‎Ἐβέρ‎

Hebrew.

• the Hebraistic (Hebrew) or Jewish (Chaldee) language

Abbott-Smith

**† Ἑβραΐς (WH, Ἐβ-), -ίδος (Aram. עִבְרַי), peculiar form of Ἑβραϊκός, [in LXX, ἡ Ἑ. φωνή, IV Mac 12:7 16:15 * ;]
in NT, ἡ Ἑ. διάλεκτος, Hebrew, i.e. the Aramaic vernacular of Palestine: Ac 21:40 22:2 26:14.†

Abbott-Smith References

Liddell-Scott-Jones

spelling of: אֲרָמִית

“Hebrew”: and as substantive, Ἑβραΐς, [NT+2nd c.AD+]:— adjective Ἑβραϊκός, ή, όν, [NT]:—feminine Ἑβραΐς, ίδος, διάλεκτος [NT+1st c.AD+]:—Verb Ἑβραΐζω, speak Hebrew, [Refs]:— adverb Ἑβραϊστί, in the Hebrew tongue, LXX Si.prol., [NT]

_{LSJ Scripture Refs: 2Cor.11.22 ☩ Phil.3.5 ☩ Luke.23.38 ☩ John.19.20}