cynarrhodium

from The Collaborative International Dictionary of English v.0.48
Cynarrhodium \Cyn`ar*rho"di*um\ (s?n`?r-r?"d?-?m), n. [NL., from
   Gr. ????? dog-rose; ????, ???, dog + ??? rose.] (Bot.)
   A fruit like that of the rose, consisting of a cup formed of
   the calyx tube and receptacle, and containing achenes.
   [1913 Webster]
    

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