Definition of "circularize"

circularize

verb
third-person singular simple present circularizes, present participle circularizing, simple past and past participle circularized
1. (intransitive) To publicize something by publishing and distributing circulars.
2. (transitive) To distribute a circular or circulars to.
  Quotations
  Mr and Mrs Aloysius Kirby announce the marriage of their daughter Katherine – I knew neither the girl nor the man she was marrying. They must be circularizing the town.
  1926, Ernest Hemingway, The Sun Also Rises, Folio Society, published 2008, page 56
3. To canvass opinion by using a questionnaire.
4. (transitive) To make (something) circular in shape.