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Dictionary

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

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  • neuritis

    Inflammation of a nerve.

  • neuralgia

    Pain along the course of a nerve.

  • nerve

    A cord-like structure made up of special tissue for carrying electrical impulses from one part of the body to…

  • nephrosis

    A disease of the kidney that causes malfunction but no inflammation. Also called nephrotic syndrome.

  • nephropathy

    Disease of the kidneys. Swelling or breakdown of the kidney.

  • nephritis

    Inflammation of a kidney.

  • nephrectomy

    Surgical removal of a kidney.

  • neoplasm

    A new growth, tumor.

  • nematode

    A roundworm that may infest the digestive tract of humans.

  • necrosis

    Death of a cell or tissue.

  • nebulizer

    A device that produces a very fine vapor to be inhaled.

  • nausea

    A feeling of sickness in the stomach, sometimes followed by the urge to vomit.

  • narcolepsy

    Frequent and uncontrolled desire for sleep.

  • narcissistic

    Self-centered, being “in love” with oneself.

  • myringotomy

    An incision in the eardrum to relieve pressure or release fluid.

  • myositis

    Inflammation of a muscle.

  • myopia

    Nearsightedness.

  • myoma

    A tumor of muscle cells.

  • myocarditis

    Inflammation of the heart muscle.

  • myelin

    The fat-like substance that insulates certain nerve fibers.

  • myasthenia gravis

    A chronic disease characterized by muscular weakness and fatigue.

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