steening

from The Century Dictionary.

• noun Any kind of path or road paved with small round stones.
• noun In architecture, the brick or stone wall or lining of a well or cesspool, the use of which is to prevent the irruption of the surrounding soil. Also steining.

from the GNU version of the Collaborative International Dictionary of English.

• noun A lining made of brick, stone, or other hard material, as for a well.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun The hard lining of a well.