afforestable,a.|æˈfɒrɪstəb(ə)l| [f. afforest v. + -able.] Capable of being afforested. 1928Britain's Industr. Future (Liberal Ind. Inquiry) Index 489 Estimate of afforestable land.1958Times 24 Jan. 15/3 The planting of the total afforestable area with pines is nearing completion.