This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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v. To dissolve the organization of (a corporation, for example).

verb-intransitive. To cease to function as an organization; break up.

verb-intransitive. To separate and move in different directions; disperse.

v. to break up or cause to cease to exist

v. To loose the bands of; to set free; to disunite; to scatter; to disperse; to break up the organization of; especially, to dismiss from military service.

v. To divorce.

verb-intransitive. To become separated, broken up, dissolved, or scattered; especially, to quit military service by breaking up organization.

To release from a bond, restriction, or connection of any kind; unbind; set free.

To break up the band or company of; dismiss or dissociate from united service or action; especially, to discharge in a body from military service: as, to disband an orchestra or a society; to disband troops, a regiment, or an army.

To dismiss or separate from a band or company; dissociate from a band: as, a disbanded soldier.

To break up the constitution of; disintegrate; destroy.

To be released from a bond, restriction, or connection; become disunited, separated, or dissolved.

To retire from united service or action; separate; break up: as, the army disbanded at the close of the war; the society disbanded on the loss of its funds.

v. stop functioning or cohering as a unit

v. cause to break up or cease to function

"The Irish Progressive Democrats 'decision to disband is obviously a great cause of discomfort for Welsh Lib Dems."

disbanded    disbanding    disbands   

breakup    scatter    dissipate    disperse    dispel   

divorce    scatter   

Grande    Hand    Land    Marchand    Rand    Sand    Strand    and    band    banned   

gibing    self-reference    kidnaping    quartering    disbandment    he    commanders-in-chief    reorganization    blighting    death