D defs.my
Entry 1 sense Webster, 1913

Dominus

/dōm-ēn'-əs/ · Dom·i·nus · IPA /ˈdɒmɪnəs/
01 n. Master; sir; -- a title of respect formerly applied to a knight or a clergyman, and sometimes to the lord of a manor.
pl. Domini ((#))
  1. 1.
    Master; sir; -- a title of respect formerly applied to a knight or a clergyman, and sometimes to the lord of a manor.