Word Summary
Ēsaias: Isaiah, an Israelite prophet
Original Word: Ἠσαΐας
Transliteration: Ēsaias
Phonetic Spelling: (hay-sah-ee'-as)
Part of Speech: Noun, Masculine
Short Definition: Isaiah, an Israelite prophet
Meaning: Isaiah -- an Israelite prophet
Strong's Concordance

Of Hebrew origin (Ysha'yah); Hesaias (i.e. Jeshajah), an Israelite -- Esaias.

see HEBREW Ysha'yah

Thayer's Greek Lexicon
STRONGS NT 2268: Ἠσαΐας

Ἠσαΐας (Lachmann, Ἠσαΐας (cf. Tdf. Proleg., p. 107; WH Ἠσαΐας, see Iota), Ἠσαΐου (Buttmann, 17 (16), 8), (so the Sept. for יְשַׁעֲיָהוּ, Jehovah's help, from יֶשַׁע and יָה), Isaiah (Vulg. Isaias, in the Fathers also Esaias), a celebrated Hebrew prophet, who prophesied in the reigns of Uzziah, Jetham, Ahaz, and Hezekiah: Matthew 3:3; Matthew 4:14; Matthew 8:17; Matthew 12:17; Matthew 13:14; ( according to the reading of the Sinaiticus manuscript and other authorities, rightly approved of by Bleek (Hort (as below), others), and received into the text by Tdf. (noted in marginal reading by WH, see their Appendix at the passage; per contra cf. Meyer or Ellicott (i. e. Plumptre in N. T. commentary) at the passage)); ; Mark 7:6; Luke 3:4; Luke 4:17; John 1:23; John 12:38f, 41; Acts 28:25; Romans 9:27, 29; Romans 10:16, 20; Romans 15:12; equivalent to the book of the prophecies of Isaiah, Acts 8:28, 30; ἐν (τῷ) Ἠσαΐᾳ, Mark 1:2 G L text T Tr WH.