cultivator
(noun)
noun
1. someone concerned with the science or art or business of cultivating the soil
Similar word(s): agriculturalist, agriculturist, grower, raiser
Definition categories: person, farmer, granger, husbandman, sodbuster
2. a farm implement used to break up the surface of the soil (for aeration and weed control and conservation of moisture)
Similar word(s): tiller
Definition categories: man–made