Webster’s Revised Unabridged Dictionary · 1913
Ma
Ma (mä), n. [Cf. Mamma.] 1. A child's word for mother.
2. [Hind.] In Oriental countries, a respectful form of address given to a woman; mother. Balfour (Cyc. of India).
Ma, conj. [It.] (Mus.) But; — used in cautionary phrases; as, "Vivace, ma non troppo presto" (i. e., lively, but not too quick). Moore (Encyc. of Music).