Art Nouveau is a style of decoration and architecture that was common in the 1890s. It is characterized by flowing linesand patterns of flowers and leaves.
...a style reminiscent of the art nouveau watercolours of Charles Rennie Mackintosh.
We lunched at the stunning art nouveau Café American.
Art Nouveau in British English
(ɑː nuːˈvəʊ, French ar nuvo)
noun
a.
a style of art and architecture of the 1890s, characterized by swelling sinuous outlines and stylized natural forms, such as flowers and leaves
b.
(as modifier)
an Art-Nouveau mirror
Word origin
French, literally: new art
art nouveau in American English
(ˌɑrtnuˈvoʊ; ˌɑrnuˈvoʊ; French aʀnuˈvoʊ)
[alsoA- N-]
a movement in arts and crafts of the late 19th and early 20th cent., characterized by curvilinear designs styled from nature
Word origin
Fr, from the name of an art gallery (c. 1895) carrying examples of the work