'expansive development' is correct and usable in written English.
You can use it to refer to a growth or expansion of something, either physical (the development of new infrastructure or land) or metaphorical (the development of a person's experience or knowledge). For example, "This company has seen expansive development in its markets across the world."
"Such expansive development of government repositories of formerly private records would be an unprecedented contraction of the privacy expectations of all Americans," the decision read.
They are the kinds of scenes that define contemporary drama -- men and women, relationships and careers -- but that without an intrusive event cry out for an expansive development of character more suited to the page than the stage.
A varying network of research day care centers enables expansive development.
There is an increasing global demand for a faster, more expansive development in the energy sector, in order to improve the standard of living of the world's population by the creation of more jobs and better living conditions.
The expansive development and clinical application of Gd chelates for MRI applications has led to are birth of interest in the use of Gd as a radiosensitizer in neutron capture therapy (NCT).
Calgary-based Encana has proposed an expansive development in this area, but are encountering resistance from a small band of organized local landowners who stand to absorb the greatest impacts.
Within the context of expansive technological development, the wealth of European society is growing steadily.
This paper explores cool and moderate temperature (2 19 °C) impacts on hydration heat and expansive pressure development in two commercial soundless chemical demolition agents (SCDAs).
The majority of urban research studied birds or mammals, and nearly all was conducted in North America, Europe, or Australia, as expected given expansive urban development and associated research focus.
The expansive growth of benign neoplasms or the more destructive growth of malignant tumours may erode natural surfaces and lead to the development of ulcers and bleeding and create conditions that favour infection.
Tumours require blood supply for expansive growth.
