noun ped·i·on \ˈpedēən, ˈpēd-\

Definition of pedion



  1. :  a form of crystal having only a single face and belonging to the rare asymmetric class of the triclinic system

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Origin and Etymology of pedion

New Latin, from Greek, plain, flat surface, from pedon ground; akin to Latin oppido thoroughly, Old Norse fet step, Sanskrit pada step, track, Latin ped-, pes foot — more at foot

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to criticize severely

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