MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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- Parkinson, James (1755-1824) English physician and paleontologist who gave a classic account in 1817 of a chronic, slowly…
- State cancer registry >Monitor cancer trends over time. >Determine cancer patterns in various populations. >Guide planning and…
- Suicide, physician-assisted See: Physician-assisted suicide
- Headache, stress See headache, tension
- PVS Pigmented villonodular synovitis
- Slipped disc Rupturing of the tissue that separates the vertebral bones of the spinal column. The center of the disc…
- Oligodendrocyte A type of cell in the central nervous system. The oligodendrocytes surround and insulate the long fibers (the…
- Orgasmic disorder See: Anorgasmia.
- Megrim Migraine. Usually periodic attacks of headaches on one or both sides of the head. Megrim (migraine) may be…
- Clot, blood See Blood clot
- National Institute of Mental Health (NIMH) One of the National Institutes of Health in the U.S., NIMH's mission is to 'provide national leadership…
- Embolization A treatment that clogs small blood vessels and blocks the flow of blood, such as to a tumor.