To connect two pieces using a spline, which is a long, thin piece of material with ridges that fit into grooves in the pieces being connected.
Splined connections are strong and precise, often used in machines and mechanical devices.
Examples:
He splined the two parts together.
The gears are splined to the shaft.
She used a spline to connect the two pipes.
The robot's arms are splined to the body.
The spaceship's parts are splined together for a strong connection.
The carpenter splined the wood pieces to make a strong joint.