/ dɪˈveləpmənt; NAmE / noun
[ U ] the gradual growth of sth so that it becomes more advanced, stronger, etc. :
a baby's development in the womb
the development of basic skills such as literacy and numeracy
[ U , C ] the process of producing or creating sth new or more advanced; a new or advanced product :
the development of vaccines against tropical diseases
developments in aviation technology
This piece of equipment is an exciting new development.
—see also research and development
[ C ] a new event or stage that is likely to affect what happens in a continuing situation :
the latest developments in the war
Are there further developments in the investigation?
[ C ] a piece of land with new buildings on it :
a commercial / business / housing development
—see also ribbon development
[ U ] the process of using an area of land, especially to make a profit by building on it, etc. :
He bought the land for development.