Part of speech: adjective

Of or like a ring; ring- shaped; marked with rings.

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Usage examples "annular":

  1. 1840 Dec 4 On the Diffraction of an Annular Aperture. - "Autobiography of Sir George Biddell Airy", George Biddell Airy.
  2. However, such eclipses must always be annular, as the Earth, projected like a screen on the solar disc, allows more than half of the Sun to be still visible. - "All Around the Moon", Jules Verne.
  3. They are all nevertheless annular bodies; these may be placed in a separate pile at the left of the bars. - "The Classification of Patents", United States Patent Office.