English dictionary



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English noun: bitterweed

1. bitterweed (plant) widespread European weed with spiny tongue-shaped leaves and yellow flowers; naturalized in United States


Synonymsbristly oxtongue, bugloss, oxtongue, Picris echioides


Broader (hypernym)weed


Member meronymgenus Picris, Picris

2. bitterweed (plant) any of numerous chiefly North American weedy plants constituting the genus Ambrosia that produce highly allergenic pollen responsible for much hay fever and asthma


Synonymsambrosia, ragweed


Broader (hypernym)weed


Narrower (hyponym)Ambrosia artemisiifolia, Ambrosia psilostachya, Ambrosia trifida, common ragweed, great ragweed, perennial ragweed, western ragweed


Member meronymgenus Ambrosia









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