Webster's Revised Unabridged Dictionary · 1913

Oppression

Oppression , noun

[French, from Latin oppressio.]

1.
The act of oppressing, or state of being oppressed.
2.
That which oppresses; a hardship or injustice; cruelty; severity; tyranny.
The multitude of oppressions. — Job xxxv. 9
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.
Ravishment; rape. [Obsolete] — Chaucer