act of improving by expanding or enlarging or refining

a process in which something passes by degrees to a different stage (especially a more advanced or mature stage)

(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

a recent event that has some relevance for the present situation

the act of making some area of land or water more profitable or productive or useful

a district that has been developed to serve some purpose

a state in which things are improving; the result of developing (as in the early part of a game of chess)

processing a photosensitive material in order to make an image visible

(music) the section of a composition or movement (especially in sonata form) where the major musical themes are developed and elaborated

of or relating to or constituting development

a measure of a child's development (in body size or motor skill or psychological function) expressed in terms of age norms

the branch of anatomy that studies structural changes of an individual from fertilization to maturity

learning that takes place as a normal part of cognitive development

the branch of psychology that studies the social and mental development of children

with respect to development

people collectively who are mentally retarded