'Sterilization' definitions:

Definition of 'sterilization'

From: WordNet
noun
The act of making an organism barren or infertile (unable to reproduce) [syn: sterilization, sterilisation]
noun
The procedure of making some object free of live bacteria or other microorganisms (usually by heat or chemical means) [syn: sterilization, sterilisation]

Definition of 'Sterilization'

From: GCIDE
  • Sterilization \Ster`il*i*za"tion\, n. (Biol.) The act or process of sterilizing, or rendering sterile; also, the state of being sterile. [1913 Webster]