transitional stage

noun
UK /trænˈzɪʃənl steɪdʒ/
US /trænˈzɪʃənl steɪdʒ/

A transitional stage is a time when something is changing from one way to another.

The caterpillar's transitional stage is when it turns into a butterfly.


OTHER MEANINGS

2. A period in a business or project when it is moving from an old system to a new one.

During the transitional stage, the company used both paper and digital records.

3. A step in a process that comes between two main steps.

The pupa is the transitional stage between larva and adult insect.

4. A time of personal change, such as moving from school to work.

Leaving school is a transitional stage in a young person's life.