D defs.my
Entry 4 senses Webster, 1913

Oppression

/əp-rĕsh'-ən/ · Op·pres·sion · IPA /əˈpɹɛʃən/
01 n. The act of oppressing, or state of being oppressed.
  1. 1.
    The act of oppressing, or state of being oppressed.
  2. 2.
    That which oppresses; a hardship or injustice; cruelty; severity; tyranny.
  3. 3.
    A sense of heaviness or obstruction in the body or mind; depression; dullness; lassitude; as, an oppression of spirits; an oppression of the lungs.
    “There gentle Sleep First found me, and with soft oppression seized My drowsed sense.” Milton.
  4. 4.
    Ravishment; rape.[Obs.]