The NAS New Testament Greek Lexicon Strong's Number: 2280 Browse Lexicon Original WordWord Originqaddaioßof uncertain originTransliterated WordTDNT EntryThaddaiosNonePhonetic SpellingParts of Speechthad-dah'-yos Noun Masculine DefinitionThaddaeus = "large hearted, courageous" one of the twelve apostles. From a comparison with the catalogue of apostles in Lk 6:16, and Acts 1:13, is seems that Judas, Lebbaeus and Thaddaeus were the same person, and the writer of the book of Jude. NAS Word Usage - Total: 2Thaddaeus 2 NAS Verse Count Matthew1Mark1Total2Greek lexicon based on Thayer's and Smith's Bible Dictionary plus others; this is keyed to the large Kittel and the "Theological Dictionary of the New Testament." These files are public domain.Bibliography InformationThayer and Smith. "Greek Lexicon entry for Thaddaios". "The NAS New Testament Greek Lexicon". . 1999.