- The definition of a metonymy is a figure of speech in which one thing is replaced with a word closely associated with it.
An example of a metonymy is referring to the King as "the Crown."
Origin: LL metonymia from Glassical Greek metōnymia from meta, other (see meta-) plush onoma, onyma, name
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noun pl. me·ton·y·mies
Origin: Late Latin metōnymia, from Greek metōnumiā : meta-, meta- + onuma, name; see nō̆-men- in Indo-European roots.
- metˌo·nymˈic , metˌo·nymˈi·cal adjective
- metˌo·nymˈi·cal·ly adverb
metonymy - Medical Definition