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).
Angiotensin
A family of peptides (smaller than proteins) that act as vasoconstrictors to narrow blood vessels
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Show more- Stress exercise thallium scan Stress exercise thallium scan: A method of examining the heart to obtain information about the blood supply…
- Department of Energy (DOE). One of the U.S. government agencies contributing to the Human Genome Project
- Atom The smallest part of any material that cannot be broken up by chemical means. Each atom has a center (the…
- Palpable Something that can be felt or touched. For example, a palpable tumor is one that can be felt. From the Latin…
- Cercopithecine herpesvirus 1 See B virus
- Wrist The proximal segment (the near part) of the hand consisting of the carpal bones and the associated soft…
- Fibrositis Also known as fibromyalgia. See: Fibromyalgia
- BRCA1 breast cancer susceptibility gene A mutated (changed) version of the BRCA1 gene that makes a person susceptible to developing breast cancer…
- Fracture, greenstick A fracture in which one side of a bone is broken while the other is bent (like a green stick). NTER> A…
- Shock syndrome, dengue A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage…
- Contrast media X-ray dye. Commonly spoken of as 'contrast.
- Human herpesvirus 1 (HHV-1) A herpes virus that causes cold sores and fever blisters in and around the mouth. Here is a depiction of a…