Definitions

1. adjective

Having a surface ornamented with a repeated pattern of concave or hollowed-out shapes, typically in the form of a series of connected arches or ribs.

“The architects designed a beautiful cannelated ironwork for the building’s facade.”

2. noun

A cannelated ornament or decoration, especially one in the form of a series of connected arches or ribs.

“The cannelated details on the old clock tower are a notable example of Victorian architecture.”