noun
- a straight line that generates a surface when moved according to a mathematical rule
Usage: geometry; mathematics
Examples
- The generatrix of a cone is the straight line that rotates around the axis.
- In geometry class, we studied how a generatrix creates a cylindrical surface.
- The architect used the concept of a generatrix to design the curved roof.
- A generatrix moving parallel to an axis forms a cylinder.
- The professor explained how the generatrix generates the surface of revolution.