Arboriculturist
/ˌɑːrbərɪˈkʌltʃərɪst/
Definition 1 of 1
Pro Tip 1/3Job Specific
Used mainly to describe someone's profession involving tree care and management. 
After the storm, we hired an arboriculturist to assess our damaged trees.
Pro Tip 2/3Technical Expertise
Emphasizes specialized knowledge in trees, not just general gardening. 
The park's arboriculturist identified rare tree species we needed to preserve.
Pro Tip 3/3Certification Implication
May imply professional certification or formal training in arboriculture. 
Our certified arboriculturist is the best for advising on tree disease management.