This term is familiar from articles about scanners from when I used to read PCFormat.

moi·ré /mwɑˈreɪ, ˈmɔreɪ, ˈmoʊreɪ; Fr. mwaˈreɪ/

1. (of silks and other fabrics) presenting a watery or wavelike appearance. 
2. a design pressed on silk, rayon, etc., by engraved rollers. 
3. any silk, rayon, etc., fabric with a watery or wavelike appearance. 
4. Printing. an interference pattern of dots appearing in the print of process color. 

[Origin: 1810–20; < F; see moire, -ee]