stringcourse

[string-kawrs, -kohrs]

noun Architecture.

a horizontal band or course, as of stone, projecting beyond or flush with the face of a building, often molded and sometimes richly carved.

Origin of stringcourse

First recorded in 1815–25; string + course

Also called belt course, string.

Below the triforium a stringcourse of chevrons runs all along.
The Cathedral Church of Peterborough
W.D. Sweeting