Quick Definition
Μελχισεδέκ, ὁ Prop.n. Melchizedek
Strong's Definition
of Hebrew origin (4442); Melchisedek (i.e. Malkitsedek), a patriarch
KJV Usage: Melchisedec
UBS Dictionary of the Greek New Testament
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
Μελχισεδέκ (in Joseph. antt. 1, 10, 2 Μελχισεδέκης, -ov), 6, (ps7399 king of righteousness), Melchizedek, king of Salem (see under Σαλήμ) and priest of the most high God, who lived in the days of Abraham: Heb. v. 6, 10; vi. 20; vii. 1, 10 sq. 15,17, 21 [RGL]; cf. Gen. xiv. 18 sqq.; Ps. εἶχ. (ex.) 4. [Cf. B. Ὁ. 8. v.]
Mounce Concise Greek Dictionary
Μελχισέδεκ Melchisedek 8x
Melchisedek, pr. name, indecl., Heb. 5:6, 10; 6:20; 7:1, 10f., 15, 17*
Abbott-Smith Greek Lexicon
Μελχισεδέκ, indecl., ὁ (Heb. מַלְכִּי צֶדֶק), Melchizedek: He 5:6, 10 6:20 7:1, 10, 11, 15, 17.†
Moulton & Milligan — Vocabulary of the Greek NT
Μελχισεδέκ. For the description οἵ Μελχισεδέκ as ἀπάτωρ, ἀμήτωρ, in Heb 7%, see the reff. under these words, and add PSI V. 450° (ii/iii A.D.) (with note), zd. . 4585 (A.D. 155). The name is never spelt in Greek with { either in the Old or in the New Testament (Burkitt, Syzzac Forms, p. 28).
Liddell-Scott-Jones — Greek-English Lexicon
Μελχισεδέκ (Melchisedek) — Melchizedek. Μελχισεδέκ indecl., ὁ (Heb. מַלְכִּי־צֶדֶק), Melchizedek: Heb.5:6, 10 6:20 7:1, 10-11 7:15, 17.† (From Abbott-Smith. LSJ has no entry)