masking
1. In television and video technology, a process in which color signals are used to modify each other for the purpose of altering their color rendition.
Note: The process is often accomplished by suitable cross coupling between primary color-signal channels. [After IEEE 100] [After SMPTE]
2. One way of partial compensation for photo-receptor cot sensitivity, nonoptimum color filters, nonideal display phosphors, unwanted dye absorption, etc. [After SMPTE]