1.Definition: (of real estate) made more useful and profitable as by building or laying out roads
"Condominiums were built on the developed site"
2.Definition: (used of societies) having high industrial development
3.Definition: 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"