crusade

Từ điển American Heritage Dictionary 4th

cru·sade (kro͞o-sādʹ)n.
1. often Crusade Any of the military expeditions undertaken by European Christians in the 11th, 12th, and 13th centuries to recover the Holy Land from the Muslims.
2. A holy war undertaken with papal sanction.
3. A vigorous concerted movement for a cause or against an abuse. See Synonyms at campaign.intr.v. cru·sad·ed, cru·sad·ing, cru·sades
To engage in a crusade. [French croisade, and Spanish cruzada both ultimately from Latin crux, cruc-, cross.] cru·sadʹer n.

• Từ đồng nghĩa / Synonyms:
  Crusade, campaign, cause, drive, movement, effort, fight, press, push, agitate