Lexical Definition

‎Θαδδαῖος‎ Thaddaîos (thad-dah'-yos) Thaddaeus N:N-M-P
of uncertain origin

Thaddæus.

Usage: 2 forms in 2 verses
Form Translated As     In Verse(s)
Θαδδαῖοσ Thaddaeus Matt.10.3
Θαδδαῖον Thaddaeus Mark.3.18

Abbott-Smith

Θαδδαῖος, -ου, ὁ (Aram. תַּדִאַי, תַּדַּי),
Thaddæus: Mt 10:3, Mk 3:18 (WH, mg., Λεββαῖος, q.v.).†

Abbott-Smith References

Book Refs
Matthew 10:3
Mark 3:18