blog posts Illinois professor analyzes Trump’s use of rhetorical device 'synecdoche' Jul 31, 2019 2:45 pm by The ConversationIllinois in the News Share on Facebook Tweet Email Images The Conversation (July 30) Synecdoche is when a person substitutes a part for the whole, using one part to represent the whole. John Murphy says Trump wants to make 'The Squad' represent all Democrats. Share on Facebook Tweet Email