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).
Testosterone
A 'male hormone' -- a sex hormone produced by the testes that encourages the development of male sexual characteristics, stimulates the activity of the male secondary sex characteristics, and prevents changes in them following castration…
Read the definitionRandom terms
Show more- Ollier disease A condition characterized by multiple enchondromas -- benign masses of cartilage growing within bones. An…
- Suicide Suicide: The act of causing ones own death. Suicide may be positive or negative and it may be direct or…
- Lens The transparent structure inside the eye that focuses light rays onto the retina (the nerve layer that lines…
- Tube, ear A small plastic tube inserted into the eardrum to keep the middle ear aerated for a prolonged period of time…
- Disease, Bornholm Bornholm disease is a temporary illness that is a result of virus infection. The disease features fever and…
- Angioplasty Procedure with a balloon-tipped catheter to enlarge a narrowing in a coronary artery. Also called…
- Syndrome, Rothmund-Thomson See Rothmund-Thomson syndrome
- XP Xeroderma pigmentosum
- Endoscope A surgical procedure for placing a feeding tube without having to perform an open laparotomy (operation on…
- Zebra The term 'zebra' in medicine does not refer to the striped African animal but to an unlikely diagnostic…
- Psycho-oncology The psychological, social, behavioral, and ethical aspects of cancer. Psycho-oncology addresses the two major…
- Random The process by which an outcome is determined solely by chance, for example, by a coin flip. A randomized…