Synonyms for caltrop
1. caltrop (n.)
a plant of the genus Trapa bearing spiny four-pronged edible nutlike fruits
2. caltrop (n.)
Mediterranean annual or biennial herb having pinkish to purple flowers surrounded by spine-tipped scales; naturalized in America
3. caltrop (n.)
tropical annual procumbent poisonous subshrub having fruit that splits into five spiny nutlets; serious pasture weed
