noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any of various herbaceous flowering plants in the genus Conyza or Erigeron. countable, uncountable
2. 2
   any of several yellow-flowered plants of the genus Packera; often placed in genus Senecio wordnet
3. 3
   American ragwort with yellow flowers wordnet

Synonyms

All synonyms

ragwortsenecio glabellus

Etymology

From butter + weed.

Related phrases

flowering plant

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.