1) Represent by an emblem 2) To serve as an emblem of 
• (v. t.) To represent by, or as by, an emblem; to symbolize.
Em·blem'a·tize transitive verb [ imperfect & past participle Emblematized ; present participle & verbal noun Emblematizing .] To represent by, or as by, an emblem; to symbolize. « Anciently the sun was commonly emblematized...
to serve as an emblem of; represent by an emblem.