verb

 

change to grow or change and become more advanced, or to make someone or something do this

The baby develops inside the mother for nine months.

 

make to make something new such as a product

Scientists are developing new drugs all the time.

 

illness to start to have something, such as an illness, problem, or feeling

Shortly after take-off the plane developed engine trouble.

 

happen to start to happen or exist

Further problems may develop if you do not deal with this now.

 

film to use special chemicals on a piece of film to make photographs appear

I need to get my holiday photos developed.

 

build to build houses, factories, shops, etc on a piece of land