desaturation
Noun
Meaning
(chemistry) the conversion of a saturated compound to an unsaturated one by removing hydrogen or other atoms to form a double bond
(medicine) a decrease in the level of oxygen saturation in a patient's haemoglobin
Source: en.wiktionary.orgSynonyms
Examples
The viewing angles are a bit tight, so you’ll have to position yourself directly in front of the television if you don’t want the image quality to suffer from desaturation.
This allows you to position the TV any which way, and you’ll get the same view from every angle without suffering from desaturation.