water dropwort noun3 •Any member of the genus Oenanthe, plants in the family Apiaceae that grows in moist soils or in water, one species of which (Oenanthe javanica) is used in cuisines throughout eastern Asia, others of which are extremely poisonous. •Any member of the genus Oxypolis of plants in the family Apiaceae •Any member of the genus Tiedemannia of plants in the family Apiaceae formswater dropworts