pixelate

verb2

1. •
   To divide an image into pixels, or to display an image in pixels.

   • In a fittingly modern use of mosaic tile, Tord Boontje pixelates his signature floral designs in a new collection of storage furniture for Bisazza Home. — 2009
2. •
   To transform an image (or a portion thereof) into large pixels, especially in order to hide details.

   • Fox TV has decided to pixelate a bare derriere in a cartoon series, The Family Guy, which was originally broadcast five years ago with no complaints. — 2005