n.1 the act or an instance of developing; the process of being developed.
2 a a stage of growth or advancement. b a thing that has developed, esp. an event or circumstance (the latest developments).
3 a full-grown state.
4 the process of developing a photograph.
5 a developed area of land.
6 Mus. the elaboration of a theme or themes, esp. in the middle section of a sonata movement.
7 Chess the developing of pieces from their original position.
Phrases and idioms:
development area Brit. one where new industries are encouraged in order to counteract unemployment.