What does the word periphery mean?

Usage examples for periphery

  1. At that moment Professor Gasgabelaus, the temporary chairman, a huge man, the periphery of whose abdomen rivalled the circumference of the " working terrestrial globe" at the other end of the platform, pounded perspiringly with his gavel and announced that the conference would adjourn until the following Monday morning. – The Man Who Rocked the Earth by Arthur Train Robert Williams Wood
  2. Finally I decided I could skirt the periphery if I was careful not to advertise my presence. – Life Blood by Thomas Hoover
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