ho (Greek #3588)
the definite article; the (sometimes to be supplied, at others omitted, in English idiom)
KJV usage: the, this, that, one, he, she, it, etc.
Pronounce: ho
Origin: ἡ (hay), and the neuter τό (to) in all their inflections
didaskalos (Greek #1320)
an instructor (genitive case or specially)
KJV usage: doctor, master, teacher.
Pronounce: did-as'-kal-os