What is (a) The lowest part in a musical composition. (b) One who sings, or the instrument which plays, bass. [Written also base.] Thorough bass. See Thorough bass called?

bass — (Mus.) (a) The lowest part in a musical composition. (b) One who sings, or the instrument which plays, bass. [Written also base.] Thorough bass. See Thorough bass. (Webster's 1913.)

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