senecio

noun se·ne·cio \ si-ˈnē-sh(ē-ˌ)ō \

Definition of senecio

plural senecios
: 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

Recent Examples of senecio from the Web

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Origin and Etymology of senecio

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


Medical Dictionary

senecio

noun se·ne·cio \ si-ˈnē-sh(ē-ˌ)ō \

medical Definition of senecio

1 capitalized : a genus of widely distributed plants (family Compositae) including some containing various alkaloids which are poisonous to livestock
2 plural senecios : any plant of the genus Senecio

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