noun Blech·num \-nəm\

Definition of Blechnum

  1. :  a genus of chiefly tropical ferns (family Polypodiaceae) having rather stiff pinnate leaves with the sori linear and parallel to the midvein of the pinnae

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Origin and Etymology of blechnum

New Latin, from Latin blachnon, blechnon, a fern, from Greek blēchnon

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a trip made at another's expense

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