1. act of improving by expanding or enlarging or refining

- he congratulated them on their development of a plan to meet the emergency

- they funded research and development

Definition categories: act, improvement

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

- the development of his ideas took many years

- the slow development of her skill as a writer

Similar word(s): evolution

Definition categories: process

3. (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

- he proposed an indicator of osseous development in children

Similar word(s): growing, growth, maturation, ontogenesis, ontogeny

Definition categories: process

4. a recent event that has some relevance for the present situation

- recent developments in Iraq

- what a revolting development!

Definition categories: event, alteration, change, modification

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

- the development of Alaskan resources

Similar word(s): exploitation

Definition categories: act, employment, exercise, usage, use, utilisation, utilization

6. a district that has been developed to serve some purpose

- such land is practical for small park developments

Definition categories: location, district, dominion, territory

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

- 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

Definition categories: state, improvement, melioration

8. processing a photosensitive material in order to make an image visible

- the development and printing of his pictures took only two hours

Similar word(s): developing

Definition categories: process, processing

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

Definition categories: communication, section, subdivision

Sentences with development as a noun:

- The development of this story has been slow.

- The organism has reached a crucial stage in its development.

- Our news team brings you the latest developments.

- Our development department has produced three new adhesives this year.

- White's development is good, but black's has been hampered by the pawn on e5.