Definition of spearwort in English:

spearwort

noun

  • A European buttercup of marshes and ditches, with thick hollow stems and long, narrow spear-shaped leaves.

    • ‘The whole plant spearwort buttercup has agents that strongly causes reddening or irritation when applied to the skin.’

Pronunciation:

spearwort

/ˈspɪəwəːt/