Quick Definition
ὁδηγός, οῦ, ὁ n.m. a leader, guide
Strong's Definition
from 3598 and 2233; a conductor (literally or figuratively (teacher))
KJV Usage: guide, leader
UBS Dictionary of the Greek New Testament
noun, m. | -οῦ | ὁδεύω + ἄγω
15.183 · Linear Movement · Lead, Bring, Take
guide, leader (derivative of ὁδηγέω[a] ‘to guide,’ 15.182) one who guides
36.4 · Guide, Discipline, Follow · Guide, Lead
leader, guide one who guides or leads In ROM 2:19 the context is figurative in the sense that ‘the blind’ are those who are spiritually blind, and the guidance which they require is a proper understanding of the truth in terms of how they should behave.
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
ὁδηγός, -0v, ὁ, (ὁδός and jyéopar; cf. χορηγός}, a leader of the way, a guide; a. prop.: Acts i. 16 (Polyb. 5, 5,15; Plut. Alex. 27; 1 Mace. iv. 2; 2 Mace.v.15). Ὄ. in fig. and sententious discourse 65. τυφλῶν, i. 6. like one who is literally so called, namely a teacher of the ignorant and inexperienced, Ro. ii. 19; plur. 68. τυφλοὶ τυφλῶν, i. 6. like blind guides in the literal sense, in that, while themselves destitute of a knowledge of the truth, they offer themselves to others as teachers, Mt. xv. 14; xxiii. 16, 24.
Mounce Concise Greek Dictionary
ὁδηγός hodēgos 5x
a guide, leader, Acts 1:16; met. an instructor, teacher, Mt. 15:14; 23:16, 24; Rom. 2:19*
Abbott-Smith Greek Lexicon
**† ὁδηγός, -οῦ, ὁ
(< ὁδός, ἡγέομαι), [in LXX: Es 8:1, Wi 7:15 18:3, I Mac 4:2, II Mac 5:15*;]
a leader on the way, a guide: Ac 1:16. Fig., ὁ. τυφλῶν, Ro 2:19; pl., Mt 15:14 23:16, 24.†
Liddell-Scott-Jones — Greek-English Lexicon
ὁδηγός (hodēgos) — guide/leader. ὁδηγ-ός, ὁ, guide, [Refs 2nd c.BC+]; of a goddess, [Refs 2nd c.AD+]; part of a dirigible χελώνη, [Refs 2nd c.BC+] adjective, ὁδηγὰ πλοῖα pilot-boats, [Refs 2nd c.AD+]