senecio

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noun se·ne·cio \si-ˈnē-sh(ē-ˌ)ō\

Definition of senecio

plural

senecios

  1. :  any of a large genus (Senecio) of widely distributed composite plants that have alternate or basal leaves and flower heads usually with yellow ray flowers

Origin and Etymology of senecio

New Latin, from Latin, old man, groundsel (from its hoary pappus), from sen-, senic-, senex old man


First Known Use: 1562


Medical Dictionary

senecio

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noun se·ne·cio \si-ˈnē-sh(ē-ˌ)ō\

Medical Definition of senecio

  1. 1 capitalized :  a genus of widely distributed plants (family Compositae) including some containing various alkaloids which are poisonous to livestock

  2. 2plural senecios :  any plant of the genus Senecio


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