spline
Pronunciation: (splīn), [key] — n., v., splined, splin•ing.
—n. - a long, narrow, thin strip of wood, metal, etc.; slat.
- a long, flexible strip of wood or the like, used in drawing curves.
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- any of a series of uniformly spaced ridges on a shaft, parallel to its axis and fitting inside corresponding grooves in the hub of a gear, etc., to transmit torque.
- Seefeather key.
- a thin strip of material inserted into the edges of two boards, acoustic tiles, etc., to make a butt joint between them; a feather.
- a function that has specified values at a finite number of points and consists of segments of polynomial functions joined smoothly at these points, enabling it to be used for approximation and interpolation of functions.
—v.t. Mach. - to provide with a spline or key.
- to provide with a keyway.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.