noun Pti·lim·ni·um \tə̇ˈlimnēəm\

Definition of Ptilimnium

  1. :  a genus (family Umbelliferae) of widely distributed annual herbs having finely dissected leaves, compound umbels of minute white flowers, and angled or winged fruits — see mock bishop's-weed

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Origin and Etymology of ptilimnium

New Latin, from ptil- + limn- + -ium

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feeling or affected by lethargy

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