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).
Human herpesvirus 2 (HHV-2)
A herpes virus that causes genital herpes, characterized by sores in the area of the genitalia. Genital herpes is a sexually transmitted disease (STD). This virus, like human herpesvirus 1, can cause infection of the brain (encephalitis)…
Read the definitionRandom terms
Show more- Laryngitis Laryngitis is an inflammation of the larynx, the portion of the airway (respiratory tract) containing the…
- Tablet splitter A device for tablet splitting
- Mus musculus The laboratory mouse
- Artificial knee A replacement for the human knee. An artificial knee typically has a metal shell on the end of the thigh bone…
- Atherogenesis The process of forming atheromas, plaques in the inner lining (the intima) of arteries
- AIDS dementia complex Dementia complex: A brain disorder that occurs in people with AIDS that causes the loss of cognitive…
- Sperm motility The percentage of all moving sperm in a semen sample. In a semen sample, 50% or more of the sperm should…
- Iodine excess Just as too little iodine can cause thyroid disease, so may prolonged intake of too much iodine also lead to…
- Piercing Using a sharp instrument, usually a needle, to make a temporary or permanent hole through an earlobe or other…
- Catheter, central venous A catheter (tube) that is passed through a vein to end up in the thoracic (chest) portion of the vena cava…
- VES (Voluntary Euthanasia Society) The first society of its kind in the world -- its founders included doctors, lawyers and churchmen -- the VES…
- Pinna The ear or, to be more precise, the part of the ear that projects like a little wing from the head. In Latin…