What does the word annular mean?

Usage examples for annular

  1. 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 by Jules Verne
  2. They are all nevertheless annular bodies; these may be placed in a separate pile at the left of the bars. – The Classification of Patents by United States Patent Office
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