cultivation -
v.tr. 1 a
prepare and use (soil etc.) for crops or gardening. b break up (the ground) with a cultivator.
2 a
raise or produce (crops). b culture (bacteria etc.).
3 a (often as cultivated adj.) apply oneself to improving or developing (the mind, manners, etc.). b pay attention to or nurture (a
person or a person's friendship).
cultivable adj. cultivatable adj. cultivation n. [med.L cultivare f. cultiva (terra) arable (land) (as CULT)]