- 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.
- feather key.
Origin of spline
Words nearby spline
How to use spline in a sentence
The rotating ratchet is in the band of the cylinder and has a spline in it, and a pall on its outside.
This shaft is driven by a spline and bevel gearing and is supported by a threaded feed-nut, carried in the lower bearing.
A very satisfactory ring is made by the writer's classes, by using chair spline.Toy Craft|Leon H. Baxter
It is a neat but weak joint unless reinforced by a spline, nails, or in some other way.
A spline or tongue miter is one which has a spline or tongue inserted at right angles to the joint.