In-between (adjective)

1. Existing or located in the middle or intermediate position.
2. Neither one thing nor another; intermediate.
3. Falling between two extremes or categories.

Origin:

Formed from the combination of the prefix 'in-' and the word 'between'.

Examples:

1. The in-between phase of the project was a critical point.
2. The in-between solution was not satisfactory for either side.
3. The in-between option was not clearly defined.
4. The in-between stage was a time of uncertainty.
5. The in-between decision was a compromise.