Definition of arboriculture noun from the Oxford Advanced Learner's Dictionary

 

arboriculture

 noun
noun
BrE BrE//ˈɑːbərɪkʌltʃə(r)//
 
; NAmE NAmE//ˈɑːrbərɪkʌltʃər//
 
[uncountable]
 
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the study or practice of growing trees and shrubs Word Origin early 19th cent.: from Latin arbor ‘tree’ + culture, on the pattern of words such as agriculture.
See the Oxford Advanced American Dictionary entry: arboriculture