1. relating to or involving mathematical transformations that preserve straight lines and ratios of distances along those lines
Usage: mathematics; geometry

Examples

• The affine transformation stretched the triangle but kept its sides straight.
• In computer graphics, affine mappings are used to rotate and scale images.
• The mathematician studied affine geometry in her advanced course.
• Affine transformations include translation, rotation, and scaling operations.
• The software applies affine corrections to distorted photographs.