Strong's H4397 · Hebrew

mal'ak

mal-awk'

from an unused root meaning to despatch as a deputy; a messenger; specifically, of God, i.e. an angel (also a prophet, priest or teacher)

Scholarly Lexicons

Brown-Driver-Briggs (BDB)

 H4397 מַלְאָךְ messenger . messenger . angel , as messenger of God . the theophanic angel  

Brown-Driver-Briggs Hebrew Lexicon (BDB), 1906 — public domain