spinal fusion
Noun
Meaning
correction of an unstable part of the spine by joining two or more vertebrae; usually done surgically but sometimes done by traction or immobilization
Source: WordNetSynonyms
Hypernyms
Examples
I became a clown when these docs came to the house in Berkeley and asked me to come cheer up kids. I'd just had my third spinal fusion and I was looking for something to take my mind off the pain I was in.