[sat.u.ra.tion] n (ca. 1554) 1 a: the act of saturating: the state of being saturated b: satiety, surfeit
2: conversion of an unsaturated to a saturated chemical compound (as by hydrogenation)
3: a state of maximum impregnation: as a: complete infiltration: permeation b: the presence in air of the most water possible under existent pressure and temperature c: magnetization to the point beyond which a further increase in the intensity of the magnetizing force will produce no further magnetization
4. a: chromatic purity: freedom from dilution with white b (1): degree of difference from the gray having the same lightness--used of an object color (2): degree of difference from the achromatic light-source color of the same brightness--used of a light-source color--compare hue 2c
5: the supplying of a market with as much of a product as it will absorb
6: an overwhelming concentration of military forces or firepower