also Brit  ster*il*ise  vt, -ized  also Brit  -ised  -iz*ing  also Brit  -is*ing  :  to make sterile:  a  :  to deprive of the power of reproducing  b  :  to free from living microorganisms usu. by the use of physical or chemical agents < a surgical instrument>  ster*il*iza*tion also Brit  ster*il*isa*tion  n 
 
 
 
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