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spare-part surgery

noun [U]
 
/ˌspeəˈpɑːtˌsɜː.dʒər.i/ US  /ˌsperˈpɑːrtˌsɝː.dʒɚ-/ UK (US organ transplant surgery)

Definition

the process of taking a healthy organ such as a heart or lung from a person who has just died and putting it into a living person to replace an organ that is not working properlySurgery
(Definition of spare-part surgery noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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