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bipyramid

play
noun bi·pyr·a·mid \(ˌ)bī-ˈpir-ə-mid\

Definition of bipyramid

  1. :  a crystal consisting of two identical pyramids base to base

bipyramidal

play \-pə-ˈra-mə-dəl\ adjective


1897

First Known Use of bipyramid

1897


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different from the usual or normal

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