Lexical Definition

‎παιδευτής‎ paideutḗs (pahee-dyoo-tace') instructor ^G:N-M
from ‎παιδεύω‎

which corrected, instructor.

• a trainer, i.e. teacher or (by implication) discipliner

Abbott-Smith

παιδευτής, -οῦ, ὁ (< παιδεύω), [in LXX: Ho 5:2 (מוּסָר), Si 37:19, IV Mac 5:34 9:6*;]
1. prop., a teacher, instructor: Ro 2:20.
2. a corrector, one who disciplines (cf. Ho 5:2): He 12:9.†

Abbott-Smith References

Liddell-Scott-Jones

παιδευτής-ευτής, οῦ, ὁ,

teacher, instructor, [Refs 5th c.BC+]

__2 minister of education, [Refs 5th c.BC+]
__II corrector, chastiser, [NT]

_{LSJ Scripture Refs: Heb.12.9}