Definify.com
Webster 1913 Edition
Saturation
Satˊu-ra′tion
,Noun.
[L.
saturatio
: cf. F. saturation
.] 1.
The act of saturating, or the state of being saturating; complete penetration or impregnation.
2.
(Chem.)
The act, process, or result of saturating a substance, or of combining it to its fullest extent.
3.
(Optics)
Freedom from mixture or dilution with white; purity; – said of colors.
☞ The degree of saturation of a color is its relative purity, or freedom from admixture with white.
Webster 1828 Edition
Saturation
SATURA'TION
,Noun.