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).
Vulvar vestibulitis
Inflammation of small glands at the entrance to the vagina. Vulvar vestibulitis is the most common physical cause of painful intercourse in young women. In roughly half of cases, the condition appears due to a rare form of a gene (the…
Read the definitionRandom terms
Show more- Apolipoprotein A-I APOA-I. The major protein component of HDL (high density lipoprotein) and a relatively abundant plasma…
- ACEI ACE inhibitor
- Microtia An abnormally small ear. The term 'microtia' usually refers to a congenitally small external ear. The visible…
- PA (posteroanterior) In anatomy, PA stands for posteroanterior: from back-to-front. For example, a PA X-ray of the chest is taken…
- Basal ganglia A region consisting of 3 clusters of neurons (called the caudate nucleus, putamen, and the globus pallidus)…
- Queensland tick typhus One of the tick-borne rickettsial diseases of the eastern hemisphere. Queensland tick typhus is similar to…
- Interphase The interval in the cell cycle between two cell divisions when the individual chromosomes cannot be…
- Conformal radiation therapy A procedure that uses computers to create a 3-dimensional picture of the tumor in order to target the tumor…
- Femara Brand name for letrozole, an oral antiestrogen. Femara inhibits the enzyme aromatase in the adrenal glands…
- BMI A person's weight in kilograms (kg) divided by their height in meters (m) squared. BMI stands for body mass…
- DEA Every prescription written in the United States bears a DEA number, that of the prescribing doctor, the DEA…
- JIP Juvenile intestinal polyposis. See: Juvenile polyposis