the study or practice of growing flowers, fruit, and vegetables a college of agriculture and horticulture compare gardening
NAmE//ˌhɔrt̮əˈkʌltʃərəl//
adjective a horticultural show NAmE//ˌhɔrt̮əˈkʌltʃərəlɪst//
See horticulture in the Oxford Advanced Learner's Dictionary
Check pronunciation: horticulture