Source : WordNet®

circularize
     v 1: canvass by distributing letters [syn: {circularise}]
     2: canvass by using a questionnaire
     3: distribute circulars to [syn: {circularise}]
     4: cause to become widely known; "spread information";
        "circulate a rumor"; "broadcast the news" [syn: {circulate},
         {circularise}, {distribute}, {disseminate}, {propagate},
        {broadcast}, {spread}, {diffuse}, {disperse}, {pass around}]
     5: make circular