Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun blue_thistle

1 sense of blue thistle

Sense 1
blueweed, blue devil, blue thistle, viper's bugloss, Echium vulgare -- (a coarse prickly European weed with spikes of blue flowers; naturalized in United States)
       => herb, herbaceous plant -- (a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests)