動詞 disband:

1. cause to break up or cease to function
2. stop functioning or cohering as a unit
   同義詞：dissolve

1. The army was disbanded when the war came to an end.
   戰(zhàn)爭結(jié)束時，軍隊(duì)即被解散。
2. The regiment disbanded when the war was over.
   戰(zhàn)爭結(jié)束后，這個團(tuán)就解散了。
3. The school was disbanded at noon.
   學(xué)校在中午被解散了。

dis.band

v.（動詞）
dis.band.ed,dis.band.ing,dis.bands
v.tr.（及物動詞）
To dissolve the organization of (a corporation, for example).
解散，遣散：解散組織（如公司）
v.intr.（不及物動詞）
To cease to function as an organization; disperse.
解散，遣散：終止如某一組織的職能；驅(qū)散

來源：
Obsolete French desbander [to separate someone from a troop]
已廢法語 desbander [使某人從部隊(duì)中退伍]
des- [dis-]
des- [表示.除去.的意思]
Old French band [troop] * see band 2
古法語 band [部隊(duì)，一群人] *參見 band2

【引伸】
disband.ment
n.（名詞）