MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Peripheral vision
Side vision. The ability to see objects and movement outside of the direct line of vision. Peripheral vision is the work of the rods, nerve cells located largely outside the macula (the center) of the retina. The rods are also responsible…
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Show more- Anhidrotic Pertain to anhidrosis, too little sweating. Hidrosis meaning sweating, so an-, too little + hidrosis = too…
- Centenarian Someone who is 100 or more years old. Someone 110 years old and over (no upper limit) may also be referred to…
- Ames test A test developed in 1974 by Bruce N. Ames for identifying possible carcinogens by studying their mutagenic…
- Urine pH A measure of the acidity or alkalinity of urine. The pH of any fluid is the measure of the hydrogen ion (H-)…
- Iris, speckled Due to little white (or lightly colored) spots that are slightly elevated on the surface of the iris. These…
- Sarcoma One of a group of tumors usually arising from connective tissue. Most sarcomas are malignant. Many types are…
- God bless you Interjection used especially when someone has sneezed. In this situation, 'God bless you' is more or less…
- Oxyuris A group of intestinal worms that includes pinworm.
- Labile diabetes A type of diabetes when a person's blood glucose (sugar) level often swings quickly from high to low and from…
- Placental Pertaining to the placenta, the organ joining the mother and fetus during pregnancy
- MPO deficiency Myeloperoxidase deficiency
- Vaccination, varicella A live attenuated (weakened) viral vaccine that is recommended for people traveling to or living in tropical…