any of numerous plants of the genera Cirsium,Carduus, and related genera, having prickly-edged leaves, pink, purple, yellow, or white dense flower heads, and feathery hairs on the seeds: family Asteraceae (composites) a thistle, or a representation of one, as the national emblem of Scotland
WordReference Random House Learner's Dictionary of American English © 2025
this•tle /ˈθɪsəl/USA pronunciation
n. [countable]
WordReference Random House Unabridged Dictionary of American English © 2025- Plant Biologya prickly plant usually having purple flower heads.
this•tle
(this′əl),USA pronunciation n.
this′tle•like′, adj.
- Plant Biologyany of various prickly, composite plants having showy, purple flower heads, esp. of the genera Cirsium, Carduus, or Onopordum.
- Plant Biologyany of various other prickly plants.
- bef. 900; Middle English thistel, Old English; cognate with Dutch distel, German Distel, Old Norse thistill
Collins Concise English Dictionary © HarperCollins Publishers::
'star thistle' also found in these entries (note: many are not synonyms or translations):