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Dictionary of Medical Terms

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 S
  • syncope

    Fainting.

  • synergism

    The working together of different organs or parts of the body so that their combined action is greater than their…

  • synovia

    The clear lubricating fluid produced in joints, bursae and tendon sheaths.

  • syphilis

    A sexually transmitted disease caused by the spirochete Treponema pallidum.

  • systole

    The cardiac contraction of a heartbeat.

  • systolic

    Systolic blood pressure is the pressure when your heart is contracting, squeezing blood out.

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