subdivide

To divide a part or parts of into smaller parts.

To divide into a number of parts, especially to divide (land) into lots.

To form into subdivisions.

In physical geography, a subordinate divide, as one between small streams in contrast with one between river systems.

To redivide after a first division.

To separate into subdivisions.

To become separated.

To be, or to become, subdivided.

To divide the parts of (anything) into more parts; to part into smaller divisions; to divide again, as what has already been divided.

To divide into smaller sections.