WordWeb Online

1. Material with which something is impregnated
   "the impregnation, whatever it was, had turned the rock blue"
    
2. The process of totally saturating something with a substance
   "the impregnation of wood with preservative";
   - saturation
    
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
   - fertilization, fertilisation [Brit], fecundation

Derived forms: impregnations

Type of: conception, creation, material, permeation, pervasion, stuff, suffusion

Part of: plastination

Encyclopedia: Impregnation