What is the meaning of development?

noun

• Act of improving by expanding or enlarging or refining.
  • usage: "he congratulated them on their development of a plan to meet the emergency"; "they funded research and development"
• A process in which something passes by degrees to a different stage (especially a more advanced or mature stage. )
  • usage: "the development of his ideas took many years"; "the evolution of Greek civilization"; "the slow development of her skill as a writer"
  • synonyms: evolution
• Biology) the process of an individual organism growing organically; a purely biological unfolding of events involved in an organism changing gradually from a simple to a more complex level. (
  • usage: "he proposed an indicator of osseous development in children"
  • synonyms: growth, growing, maturation, ontogeny, ontogenesis
• A recent event that has some relevance for the present situation.
  • usage: "recent developments in Iraq"; "what a revolting development"
• The act of making some area of land or water more profitable or productive or useful.
  • usage: "the development of Alaskan resources"; "the exploitation of copper deposits"
  • synonyms: exploitation
• A district that has been developed to serve some purpose.
  • usage: "such land is practical for small park developments"
• A state in which things are improving; the result of developing (as in the early part of a game of chess. )
  • usage: "after he saw the latest development he changed his mind and became a supporter"; "in chess your should take care of your development before moving your queen"
• Processing a photosensitive material in order to make an image visible.
  • usage: "the development and printing of his pictures took only two hours"
  • synonyms: developing
• Music) the section of a composition or movement (especially in sonata form) where the major musical themes are developed and elaborated. (.