senecio

play
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

play
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


Seen and Heard

What made you want to look up senecio? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

capable of being altered or controlled

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • peter-bruegel-tower-of-babel-painting
  • What language does pajama come from?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!