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dys-

Prefix Medical Terminology

Difficult, painful, or abnormal.

Example: dyspnea (difficult breathing)

Sources

Appendix A: Word Parts and What They Mean · MedlinePlus, U.S. National Library of Medicine
Clinical Nursing Skills, Chapter 15 Key Terms · OpenStax
Fundamentals of Nursing, Chapter 26 Key Terms · OpenStax

Terms built with dys-

dysphoniaHoarseness or difficulty producing the voice.
dyspneaDifficult or labored breathing; shortness of breath.
dysrhythmiaAn abnormal heart rhythm; also called arrhythmia.
dysuriaPainful or uncomfortable urination.

Related terms

dextro-Right or right side.
dia-Through, across, or apart.
diplo-Double or twofold.
dis-Apart, separation, or reversal.
ecto-, exo-Outside or outer.
ef-Out of or away from.
en-In or inside.
endo-Within or inner.

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