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).
Emergency department
The department of a hospital responsible for the provision of medical and surgical care to patients arriving at the hospital in need of immediate care. Emergency department personnel may also respond to certain situations within the…
Read the definitionRandom terms
Show more- Patellar ligament See: Patellar tendon
- Lipid profile Pattern of lipids in the blood. (A lipid profile usually includes the total cholesterol, high density…
- Muscle biopsy A minor surgical procedure done under local anesthetic using a needle or a small incision to remove a small…
- Yawn Involuntary opening of the mouth, often caused by suggestion. Yawning is characterized by breathing first…
- Necrotic Synonymous with dead. Necrotic tissue is dead tissue.
- Internal medicine A medical specialty dedicated to the diagnosis and medical treatment of adults. A physician who specializes…
- Aorta, descending The descending aorta is the part of the aorta, the largest artery in the body, that runs down through the…
- DEA Every prescription written in the United States bears a DEA number, that of the prescribing doctor, the DEA…
- Exogenous Originating from outside the organism. Insulin taken by a diabetic is exogenous insulin
- Runny nose Rhinorrhea is the medical term for this common problem. From the Greek words 'rhinos' meaning 'of the nose'…
- Deltoid An adjective and a noun. Adjective: In the shape of delta, the fourth letter in the Greek alphabet. A capital…
- Dermal Suffix indicating a relationship to the skin. As in ectodermal, endodermal, and mesodermal; epidermal; and an…