"Tapered sides" means that the sides gradually and slowly become narrower or thinner.
Sentences with «tapered sides»
The design of the rear pillar, which is wider and slopes forwards, is combined with tapering side surfaces and a dramatic concave tailgate, ensuring the car is just as bold and exciting at the rear. (thekoreancarblog.com)
The rear of the device is striking — at least so far as the backs of e-readers go, with slightly tapered sides that create a subtly convex surface covered in a textured soft - touch material. (techcrunch.com)
The seat features energy absorbing, AirTek foam and tapered sides for comfort while in the seat. (earlymomentsmatter.org)