† agiˈstationObs. [ad.med.L. agistātiōn-em(see Cowel), n. of action f.agistāre: see agist.] Agistment. 1751Chambers Cycl., Agistment, Agistage, or Agistation, in law, the taking in, and feeding the cattle of strangers in the king's forest, and gathering the money due for the same.