资料来源 : pyDict

脱离论;分离论

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Secessionism \Se*ces"sion*ism\, n.
   The doctrine or policy of secession; the tenets of secession;
   the tenets of secessionists.

资料来源 : WordNet®

secessionism
     n : a doctrine that maintains the right of secession