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1. A style of decorative art associated with the rococo and characterized by intricate rock, shell, and scroll motifs.
2. Decorative rockwork, often incorporating these motifs.
[French, rock fragments, rocaille, from Old French, rocky ground : roc, rock; akin to roche, rock (from Vulgar Latin *rocca) + -aille, collective and pejorative suff. (from Latin -ālia, neuter pl. of -ālis, adj. suff.)]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Art Terms) decorative rock or shell work, esp as ornamentation in a rococo fountain, grotto, or interior
[from French, from roc rock1]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ro•caille(roʊˈkaɪ; Fr. rɔˈkɑ yə)
a style of ornamentation incorporating rock and shell forms, characteristic of the Rococo period.
[1855–60; < French: pebble-work, derivative of roc rock1]
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