1. Noun
Alt. of Caltrap
2. Noun
a plant of the genus Trapa bearing spiny four-pronged edible nutlike fruits
Vocabulary classified under Biology
3. Noun
Mediterranean annual or biennial herb having pinkish to purple flowers surrounded by spine-tipped scales; naturalized in America
Vocabulary classified under Nature and environment
4. Noun
tropical annual procumbent poisonous subshrub having fruit that splits into five spiny nutlets; serious pasture weed
Vocabulary classified under Nature and environment
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