plural noun Iso·eta·les

Definition of Isoetales

  1. :  an order of plants that is assigned to the class Lycopodineae or occasionally to the class Filicineae, is known to have existed since the Cenozoic, and comprises Isoetes and possibly various extinct genera

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Origin and Etymology of isoetales

New Latin, from Isoetes + -ales

Seen and Heard

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feeling or affected by lethargy

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