Meaning of developed

(adj) being changed over time so as to be e.g. stronger or more complete or more useful; "the developed qualities of the Hellenic outlook"; "they have very small limbs with only two fully developed toes on each"

(used of societies) having high industrial development; "developed countries"

(of real estate) made more useful and profitable as by building or laying out roads; "condominiums were built on the developed site"