D defs.my
Entry 1 sense Webster, 1913

Secede

/sĭs-ēd'/ · Se·cede · IPA /sɪˈsiːd/
01 v. i. To withdraw from fellowship, communion, or association; to separate one's self by a solemn act; to draw off; to retire; especially, to with…
imp. & p. p. Seceded; p. pr. & vb. n. Seceding
  1. 1.
    To withdraw from fellowship, communion, or association; to separate one's self by a solemn act; to draw off; to retire; especially, to withdraw from a political or religious body.