Definition of saturating:
(v) :
(transitive) To cause to become completely permeated with, or soaked (especially with a liquid).
(v) :
(transitive, figurative) To fill thoroughly or to excess.
(v) :
(transitive, chemistry) To satisfy the affinity of; to cause a substance to become inert by chemical combination with all that it can hold.
(v) :
(transitive, optics) To render pure, or of a colour free from white light.
(n) :
(chemistry) Something saturated, especially a saturated fat.
(adj) :
Saturated, wet, soaked.