persistent development

noun phrase
UK /pəˈsɪstənt dɪˈvɛləpmənt/
US /pərˈsɪstənt dɪˈvɛləpmənt/

Keeping on working to grow and get better, even when it is hard.

The team's persistent development of the app made it better every month.


OTHER MEANINGS

2. A condition that keeps coming back or lasting a long time.

Doctors watched the persistent development of the cough over several weeks.

3. In computing, data or software that keeps growing and is saved even after a restart.

Persistent development of the database meant no information was lost.

4. The slow, steady building of skills or knowledge over time.

Her persistent development as a pianist took years of daily practice.