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).
Ebola virus
A notoriously deadly virus that causes fearsome symptoms, the most prominent being high fever and massive internal bleeding. Ebola virus kills as many as 90% of the people it infects. It is one of the viruses that is capable of causing…
Read the definitionRandom terms
Show more- Transillumination The passing of a strong beam of light through a part of the body for medical inspection. A method of…
- Krabbe disease A progressive degenerative disorder of the nervous system due to mutation in the galactosylceramidase (GALC)…
- CHD Congenital heart disease, a malformation of the heart or the large blood vessels near the heart. The term…
- Vertex The top of the head. In a vertex presentation, the top of the baby's head comes first at delivery. The word…
- Adrenaline A substance produced by the medulla (inside) of the adrenal gland, adrenaline (the official name in the…
- Hypercalciuria Excess calcium in the urine
- IL-2 Interleukin-2
- Teratoma, ovarian Also called a dermoid cyst of the ovary, this is a bizarre tumor, usually benign, in the ovary that typically…
- MEDLARS MEDLARS® is an acronym that stands for Medical Literature Analysis and Retrieval System. It is a…
- Microchimerism The presence of two genetically distinct and separately derived populations of cells, one population being at…
- Gland, sweat The sweat (sudoriferous) glands are small tubular structures situated within and under the skin (in the…
- Psychology, clinical A professional specialty concerned with diagnosing and treating diseases of the brain, emotional disturbance…