Oxford Dictionary English metonymy noun noun BrE BrE//məˈtɒnəmi// ; NAmE NAmE//məˈtɑːnəmi// [uncountable] (specialist) Linguistic devices Add to my wordlistjump to other results the act of referring to something by the name of something else that is closely connected with it, for example using the White House for the US president Wordfinderimagealliteration, euphemism, figure of speech, hyperbole, image, litotes, metaphor, metonymy, onomatopoeia, paradox See related entries: Linguistic devices Word Originmid 16th cent.: via Latin from Greek metōnumia, literally ‘change of name’.See metonymy in the Oxford Advanced American DictionaryCheck pronunciation: metonymy oxfordlearnersdictionaries.com