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.
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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).
HBV
Hepatitis B virus. A virus which primarily causes inflammation of the liver. The hepatitis B virus can be transmitted in several ways including blood transfusion, needle sticks, body piercing and tattooing using unsterile instruments…
Read the definitionRandom terms
Show more- Mifepristone The French abortion pill, also known as RU-486. RU-486 has been used in combination with another drug called…
- Phrenic pacing See: Diaphragm pacing
- Keratoconjunctivitis Inflammation of the eye involving both the cornea and the conjunctiva. Keratoconjunctivitis can be due to…
- Syndrome, polycystic ovary See: Polycystic ovarian syndrome
- Negative calorie diet The Negative calorie diet is a weight loss concept based upon the premise that consumption of foods with a…
- Let down reflex An involuntary reflex during breastfeeding which causes the milk to flow freely
- Ossify To make into bone; to convert cartilage or fibrous tissue into bone. The skeleton initially consists mainly…
- Yellow fever vaccination A live attenuated (weakened) viral vaccine that is recommended for people traveling to or living in tropical…
- Orthopox The family of viruses to which belongs vaccinia, the virus that causes smallpox. Other members of the…
- Saliva A watery secretion in the mouth produced by the salivary glands that aids in the digestion of food. Saliva…
- Phalanges The plural of phalanx. See: Phalanx
- Dissection, neck Surgery in which the neck is opened -- to 'dissect' means to 'cut apart' -- in order to identify, examine…