Gain a better understanding of medical terminology by searching our dictionary of more than 1,300 terms.


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All terms that start with the letter J
  • jaundice

    Yellow discoloration of the skin and eyes caused by the buildup of bile in the blood.

  • jejunum

    The middle part of the small intestine, located between the duodenum and ileum.

  • joint

    The joining of two or more bones. In general, joints allow flexibility and mobility. However, some joints (for example, those…

  • jugular

    Of the neck or throat, as in jugular veins.