Common terms include cut, template, 2D pattern.
A pattern refers to all the pieces of a model that are used as a template for cutting. If the pattern is graded, it contains all sizes.
One example is the well-known sewing patterns for domestic use; in industry, patterns look like this:
Example of a women's garment pattern for shell fabric in size 38
With Assyst.CAD, you can quickly and effectively create and grade patterns for your collection. (Text from Assyst page)