DuckCorp Dico

Found one definition

1.                 From en.wiktionary.org:
                   
   
   
                   
                     
   
   ** English
   
   *** Etymology
   A genericized form of [en], from [en] proposed by Schwartz in Schrader's
   _Journal für die Botanik_ (see
   https://babel.hathitrust.org/cgi/pt?id=nyp.33433011408949&view=1up&seq=15) in
   1800, from [en] + [la].
   
   *** Noun
   [~]
   
    1. [en]  [en] : a member of a certain genus  of fern s, including  the male fern .
    2. [en]  A vermifuge  prepare d from the dried  male fern .
   [en] [en]