mipmap

About 0.01 uses per million words.

Meaning

1. noun A precalculated, optimised collection of images accompanying a main texture, used to increase rendering speed and reduce aliasing artifacts.
2. verb To precalculate images for a texture in this manner.

Similar words

mipmapping clipmapping lightmap pixelmap pixmap tilemap bump mapping lightmapping bitmap bitmapping

Often followed by

level levels generation is