Hypertext Webster Gateway: "saturation"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Saturation \Sat`u*ra"tion\, n. [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.
Note: The degree of saturation of a color is its relative
purity, or freedom from admixture with white.
From WordNet (r) 1.7 (wn)
saturation
n 1: the process of permeating or infusing [syn: {permeation}, {pervasion},
{impregnation}, {suffusion}]
2: the act of saturating something
3: a condition in which a quantity no longer responds to some
external influence
4: chromatic purity: freedom from dilution with white and hence
vividness of hue [syn: {chroma}, {intensity}, {vividness}]
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