/ pæˈstiːʃ; NAmE / noun
1.
[ C ] a work of art, piece of writing, etc. that is created by deliberately copying the style of sb/sth else :
a pastiche of the classic detective story
2.
[ C ] a work of art, etc. that consists of a variety of different styles
3.
[ U ] the art of creating a pastiche
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WORD ORIGIN
late 19th cent.: from French , from Italian pasticcio , based on late Latin pasta paste.