narrowsystem

noun
UK /ˈnærəʊˌsɪstəm/
US /ˈnæroʊˌsɪstəm/

A narrow system is a small set of rules that only lets a few things happen.

The toy train ran on a narrowsystem of tracks that only went in a circle.


OTHER MEANINGS

2. A way of doing something that allows very little choice or change.

The club's narrowsystem meant only one game could be played.

3. A thin or tight arrangement of parts connected together.

The narrowsystem of pipes carried water to just one garden.

4. A small group of connected ideas used to solve one kind of problem.

Their narrowsystem of math steps worked only for easy sums.