developing

US /dɪˈvel.ə.pɪŋ/
UK /dɪˈvel.ə.pɪŋ/
1.

ontwikkelen

growing and becoming more mature, advanced, or elaborate.

:
this is a rapidly developing field
2.

ontwikkelen

denoting or relating to the process of treating a photographic film with chemicals to make a visible image.

:
a developing tank