Strong's G3547 — νομοδιδάσκαλος (noun)
nomodidaskalos (nom-od-id-as'-kal-os) n.
1. a teacher of the (Jewish) law, i.e. a Rabbi
[from G3551 and G1320]
KJV: doctor (teacher) of the law 
Root(s): G3551, G1320 
Hebrew root: διδάσκαλος
Occurrences: 3