phan·tas·ma·go·ri·a (făn-tăz′mə-gôrē-ə) also phan·tas·ma·go·ry (făn-tăzmə-gôr′ē)
n. pl. phan·tas·ma·go·ri·as also phan·tas·ma·go·ries
a. A fantastic sequence of haphazardly associative imagery, as seen in dreams or fever.
b. A constantly changing scene composed of numerous elements.
2. Fantastic imagery as represented in art.
[Alteration of obsolete French phantasmagorie, art of creating supernatural illusions : perhaps fantasme, illusion (from Old French; see PHANTASM) + allégorie, allegory, allegorical visual representation (from Old French, allegory, from Latin allēgoria; see ALLEGORY).]
phan·tas′ma·goric (-gôrĭk, -gŏr-) adj.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2017 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The American Heritage Dictionary Blog
American Heritage Dictionary Products
The American Heritage Dictionary, 5th Edition
The American Heritage Dictionary of Idioms
The American Heritage Roget's Thesaurus
Curious George's Dictionary
The American Heritage Children's Dictionary
The American Heritage Dictionary of Indo-European Roots
The American Heritage Student Grammar Dictionary
The American Heritage Desk Dictionary + Thesaurus
The American Heritage Science Dictionary
The American Heritage Dictionary of Business Terms
The American Heritage Student Dictionary
The American Heritage Essential Student Thesaurus