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).
Altitude sickness
>If possible, don't fly or drive to high altitude. Start below 10,000 feet (3,048 meters) and walk up. >If you do fly or drive, do not over-exert yourself or move higher for the first 24 hours. >If you go above 10,000 feet (3,048 meters)…
Read the definitionRandom terms
Show more- Health for All A global health movement undertaken by the World Health Organization (WHO) in the late 20th century. In 1977…
- Rheumatologist, pediatric A physician who specializes in providing comprehensive care to children (as well as their families) with…
- Tube A long hollow cylinder. There are many tube-like structures in the human body, such as the auditory tube…
- Glucose, fasting blood Glucose, fasting blood: A method for learning how much glucose (sugar) there is in a blood sample taken after…
- Juvenile melanoma See: Melanoma, juvenile
- Biological safety level 2 Level 2 biosafety
- Cardiac ventricle One of the two lower chambers of the heart. The right ventricle is the chamber that receives blood from the…
- Sperm A sperm is the male 'gamete' or sex cell. It combines with the female 'gamete,' called an ovum, to form a…
- Dystrophica myotonia . See: Myotonic dystrophy
- Ephedra A medicinal herb, known scientifically as Ephedra sinica and Ephedra equisetina, also known as mahuang and…
- Prepatellar bursitis Inflammation of the bursa that is positioned in front of the kneecap (patella). Prepatellar bursitis commonly…
- Ptosis of the eyelids, congenital Drooping of the upper eyelids at birth. The lids may droop only slightly or they may cover the pupils and…