Custom Search. Jicama, also known as yam bean, is a round, fleshy taproot vegetable of bean family plants. Its underground starchy root is one of the popular edible tuber-vegetables grown in many parts of Central American, South Asian, Caribbean, and some Andean South American regions.
Medical diagnosis (abbreviated DS or Dx) is the process of determining which disease or condition explains a person's symptoms and signs.
Later it changed into â (an uppercase R with its tail crossed), and was used as an abbreviation for the Latin word recipe = take (imperative), i.e. an instruction to the pharmacist to take the items listed in order to prepare the medicine. When printing came, it was rendered as Rx.