Originally: action taken to improve the texture, drainage, or fertility of soil. In later use chiefly: something added to soil for this purpose. Cf…

The making of land more valuable by cultivation or development; (in early use) spec. the enclosure and cultivation of wasteland or unoccupied…

The action of improve, v.2 (in various senses); the process or practice of making better, more valuable, etc.; improvement. Also as a count noun…

The reclamation of wasteland, esp. land previously under water, for cultivation or construction; = reclamation, n. 6a.

Improvement of the soil; (concrete) manure; = amendment, n. 1c. Obsolete.

Improvement of the land without human intervention; increase of fertility. Obsolete. rare.

The reclaiming of land; = reclamation, n. 6a.

The conversion of wasteland, esp. land previously under water, into land fit for use, e.g. for cultivation or construction; an instance of this…

The taking in of moorland into cultivation. Scottish. Obsolete.

The action or process of reclaiming land for cultivation or habitation.

spec. The clearing of land from trees or other obstructions to cultivation.

= reclamation, n. (in various senses).

To bring (virgin land) into cultivation. Also breaking-in. Australian and New Zealand (originally dialect: see Eng. Dial. Dict. and Sc. National Dict.…

The process or result of providing a (relatively) barren or treeless area with vegetation, esp. as part of a programme of urban revitalization or…