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).
Supernumerary
Beyond the normal number. Anything supernumerary is extra. A supernumerary chromosome is an extra one beyond the usual number of 46. A supernumerary digit is an extra finger or toe. A supernumerary nipple is an extra nipple beyond the…
Read the definitionRandom terms
Show more- Full gene sequence The complete order of bases in a gene. This order determines which protein a gene will produce
- Pre-sleep dream Also called a hypnagogic hallucination, this type of dream is characteristically vivid and occurs as one is…
- SAMHSA The Substance Abuse and Mental Health Services Administration, a part of the U.S. Public Health Service, that…
- Premature contraction See: Extrasystole
- Systolic click-murmur syndrome See: Mitral valve prolapse
- Cranial nerve X The tenth cranial nerve, and one of the most important, is the vagus nerve. All twelve of the cranial nerves…
- Resistance, insulin See: Insulin resistance
- Glomerulus 1.In the kidney, a tiny ball-shaped structure composed of capillary blood vessels actively involved in the…
- Hypoglossal neuropathy Disease of the hypoglossal nerve, the twelfth cranial nerve. The twelve cranial nerves, the hypoglossal nerve…
- Nephritis, lipomatous A disorder in which the nephrons of the kidney are gradually replaced with fatty tissues, preventing proper…
- BMT Bone marrow transplantation, a procedure in which doctors replace bone marrow that is diseased (or damaged)…
- Virulent Extremely noxious, damaging, deleterious, disease-causing (pathogenic). Marked by a rapid, severe, and…