MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Benign intracranial hypertension
Increased pressure within the brain in the absence of a tumor. Symptoms may include headache, nausea, vomiting, pulsating intracranial noises, singing in the ears, double vision, loss of visual accuracy, and even blindness. It is most…
Read the definitionRandom terms
Show more- McClintock, Barbara (1902-1992) American geneticist who won the 1983 Nobel Prize in Physiology or Medicine for her discovery of…
- Salmonella genome The entire genetic complement (the DNA) of Salmonella bacteria. The genomes of two strains of Salmonella…
- Factor X A laboratory-made agent similar to a normally existing substance in the body that stimulates the production…
- Morton metatarsalgia See: Morton's neuroma
- Microbe A very tiny form of life -- microbes include bacteria, fungi, and protozoan parasites -- best visualized…
- Anovular menstruation Menstruation without ovulation. The egg stays within the ovary and usually disintegrates but sometimes it is…
- Frostbite Frostbite: Damage to tissues from freezing due to the formation of ice crystals within cells, rupturing the…
- Humidifier Anything, usually a machine today, that adds moisture to the air
- His-Werner disease This is a parasite (louse-borne) disease that was first recognized in the trenches of World War I and so was…
- Strontium ranelate An agent consisting of two atoms of stable strontium and ranelic acid. Strontium ranelate stimulates the…
- Morbilli Another name for measles, an acute highly contagious viral disease with fever, runny nose, cough, red eyes…
- Syphilis test, RPR Rapid plasma reagin, a blood test for syphilis that looks for an antibody that is present in the bloodstream…