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.
Dirk, We don't have a glossary as far as I know, but I can tell you what those two mean. They are part of the CrossFit vocabulary. Rx'd means Prescribed and it's usually used when someone does a workout As Prescribed. This means doing a workout as written, without any scaling. If you do scale the workout or somehow modify, it means you didn't do it Rx'd.