The practices and academic disciplines of civic leaders, activists, involved citizens and professionals to improve various aspects of local communities.

(geometry) A surface (in more than two dimensions, a plane is trivially developable) that can be flattened into a plane without distortion.

(psychology) The progressive evolution of infantile sexuality through oral, anal, phallic, latent, and genital phases.

The work involved in developing a web site for the Internet or an intranet.

financial aid given by developed countries to promote the development of underdeveloped or developing countries.

The situation where a movie, a piece of software, etc. is mired in problems that delay its production and release.

Synonym of development hell

plural of sustainable development

plural of arrested development

Used other than figuratively or idiomatically: see cluster, development. / A housing development built under a cluster zoning ordinance.