A state in which things are improving
Else clues• Processing a photosensitive material in order to make an image visible
• A purely biological unfolding of events involved in an organism changing gradually from a simple to a more complex level
• The process of an individual organism growing organically
• A district that has been developed to serve some purpose
• The act of making some area of land or water more profitable or productive or useful
• A recent event that has some relevance for the present situation
• A process in which something passes by degrees to a different stage (especially a more advanced or mature stage)
• Act of improving by expanding or enlarging or refining
• The result of developing (as in the early part of a game of chess)