A diminutive of the female given name Teresa.

A surname from German.

Initialism of Transiting Exoplanet Survey Satellite, a planned space telescope for NASA's Explorers program.

plural of Tess

(mathematics, geometry) The four-dimensional analogue of a cube; a 4D polytope bounded by eight cubes (analogously to the way a cube is bounded by six squares).

(geometry) A tessellation of the plane by a convex regular polygon.

(geometry) A tessellation of the plane by two or more different convex regular polygons.

(transitive) To cover with tiles or stones, as a mosaic; to tile.

(uncountable) The property or fact of tessellating. / (countable) A tiling pattern with no gaps; the result of tessellating an area or plane. / (less common) polygon tessellation.

A small square piece of stone, wood, ivory or glass used for making a mosaic. / (planetology) complex-ridged surface feature seen on plateau highlands of Venus and perhaps on Triton