The word 'development' in English is a noun.
Meanings 1. the process in which someone or something grows or changes and becomes more advanced
example of usage: the development of the health centre took several years
2. a recent event that is the latest in a series of related events
example of usage: there's been a development in the story about Meghan and Harry.
3. The process of building something new
example of usage: the development time of a new food product is typically around 12 months.
4. An area on which new buildings are built in order to make a profit.
example of usage: there's a development of new houses on the outskirts of the town.
Pronunciation: /dɪˈveləpmənt/