D defs.my
Entry 4 senses Webster, 1913

Deprecation

/(dĕp`rē̇*kā"shŭn)/ · Dep·re·ca·tion · IPA /ˌdɛpɹɪˈkeɪʃən/
01 n. The act of deprecating; a praying against evil; prayer that an evil may be removed or prevented.
  1. 1.
    The act of deprecating; a praying against evil; prayer that an evil may be removed or prevented.[archaic]
    “Humble deprecation.” Milton.
  2. 2.
    Entreaty for pardon; petitioning.
  3. 3.
    An imprecation or curse.[Obs.]
  4. 4.
    A strong expression of disapprobation; an expression of a low opinion.