The noun has 3 meanings:
Meaning #1:
material with which something is impregnated
Meaning #2:
the process of permeating or infusing
Synonyms: permeation, pervasion, saturation, suffusion
Meaning #3:
creation by the physical union of male and female gametes; of sperm and ova in an animal or pollen and ovule in a plant
Synonyms: fertilization, fertilisation, fecundation




