tree surgery

WordReference Random House Unabridged Dictionary of American English © 2026

tree′ sur′gery, 

1. the repair of damaged trees, as by the removal of diseased parts, filling of cavities, and prevention of further decay, and by strengthening branches with braces.

• 1915–20

tree ′-sur′geon, n. 

Collins Concise English Dictionary © HarperCollins Publishers::

tree surgery noun

1. the treatment of damaged trees by filling cavities, applying braces, etc

tree surgeon noun