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bipontine |
biprism |
bipunctate |
bipunctual |
bipupillate |
bipyramidal
| biquadrate
| biquadratic
| biquadratic equation
| biquadratic polynomial
| biquintile
bipyramidal
CIDE DICTIONARY
bipyramidal, a. [Pref. bi- + pyramidal.].
Consisting of two pyramids placed base to base; having a pyramid at each of the extremities of a prism, as in quartz crystals. [1913 Webster]
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