theoreticalgrid
nounUK /ˌθɪəˈrɛtɪkəl ɡrɪd/
US /ˌθiəˈrɛtɪkəl ɡrɪd/
A make-believe set of lines used to help people think about or plan things.
The scientists drew a theoretical grid over the map to compare where the animals might live.
OTHER MEANINGS
2. A set of ideas arranged in rows and columns for study.
The teacher used a theoretical grid to organize the different kinds of energy.
3. A planning tool that shows possible positions rather than real ones.
Engineers sketched a theoretical grid to test where the new bridge could go.
4. An imaginary pattern of lines used in math problems.
In the puzzle, a theoretical grid helped us count the squares without drawing them.