Spline
# Spline

Spline may refer to:

## Mathematics

* Spline (mathematics), a mathematical function used for interpolation or smoothing
* Smoothing spline, a method of smoothing using a spline function

## Devices

* Spline (mechanical), a mating feature for rotating elements
* Flat spline, a device to draw curves
* Spline drive, a type of screw drive
* Spline cord, a type of thin rubber cord used to secure a window screen to its frame
* Spline (or star filler), a type of plastic cable filler for CAT cable

## Other

* Spline (alien beings), in Stephen Baxter's Xeelee Sequence novels
