The Collaborative International Dictionary
Disafforest \Dis`af*for"est\, v. t. [imp. & p. p. Disafforested; p. pr. & vb. n. Disafforesting.] [Pref. dis- + afforest: cf. OF. desaforester.] (Eng. Law) To reduce from the privileges of a forest to the state of common ground; to exempt from forest laws.
By charter 9 Henry III. many forests were
disafforested.
--Blackstone.
Wiktionary
vb. 1 To deforest 2 (context UK legal English) To change the status of land from that of a forest to ordinary land
WordNet
Usage examples of "disafforest".
In order to execute the lesser charter, it was requisite, by new perambulations, to set bounds to the royal forests, and to disafforest all land which former encroachments had comprehended within their limits.
Provisions disafforesting all forests seized by John, and guaranteeing forest rights to subjects.