The Collaborative International Dictionary of English v.0.48:

Tile \Tile\, v. t. [imp. & p. p. Tiled; p. pr. & vb. n.
   Tiling.]
   1. To cover with tiles; as, to tile a house.
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   2. Fig.: To cover, as if with tiles.
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            The muscle, sinew, and vein,
            Which tile this house, will come again. --Donne.
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The Collaborative International Dictionary of English v.0.48:

Tiling \Til"ing\, n.
   1. A surface covered with tiles, or composed of tiles.
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            They . . . let him down through the tiling. --Luke
                                                  v. 19.
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   2. Tiles, collectively.
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WordNet (r) 3.0 (2006):

tiling
    n 1: the application of tiles to cover a surface