diminution Meaning, Definition & Usage

  1. noun change toward something smaller or lower
    decline.
  2. noun the statement of a theme in notes of lesser duration (usually half the length of the original)
  3. noun the act of decreasing or reducing something
    reduction; decrease; step-down.

WordNet

Dim`i*nu"tion noun
Etymology
L. diminutio, or perh. rather deminutio: cf. F. diminution. See Diminish.
Definitions
  1. The act of diminishing, or of making or becoming less; state of being diminished; reduction in size, quantity, or degree; -- opposed to augmentation or increase.
  2. The act of lessening dignity or consideration, or the state of being deprived of dignity; a lowering in estimation; degradation; abasement.
    The world's opinion or diminution of me. Eikon Basilike.
    Nor thinks it diminution to be ranked In military honor next. Philips.
  3. (Law) Omission, inaccuracy, or defect in a record.
  4. (Mus.) In counterpoint, the imitation of, or reply to, a subject, in notes of half the length or value of those the subject itself. Syn. -- Decrease; decay; abatement; reduction; deduction; decrement.

Webster 1913