rocaille

noun

ro·​caille rō-ˈkī 

rä-

1

: a style of ornament developed in the 18th century and characterized by sinuous foliate forms

2

: rococo

Word History

Etymology

French, literally, stone debris, from Middle French roquailles, plural, rocky terrain, from roc rock, alteration of roche, from Vulgar Latin *rocca

First Known Use

circa 1810, in the meaning defined at sense 1