What does the word parallelogram mean?

Usage examples for parallelogram

  1. You are asked, let us say, to spell " parallelogram." – Pebbles on the Shore by Alpha of the Plough (Alfred George Gardiner)
  2. Taking the roofs of the palace, for instance, the eye followed its field of slate and lead through a parallelogram for quite a mile. – Recollections of Europe by J. Fenimore Cooper
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