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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Nerve growth factor
Abbreviated NGF. A naturally occurring molecule in the body which stimulates the growth and differentiation of the sympathetic and certain sensory nerves. NGF is a protein that consists of 3 types of polypeptide chains -- alpha, beta and…
Read the definitionRandom terms
Show more- Villi Plural of villus, a tiny finger-like or vascular projection
- Acrocyanosis Blueness of the extremities (the hands and feet). Acrocyanosis is typically symmetrical. It is marked by a…
- Choking in children The compromise of a child's normal breathing by obstructing or compressing the trachea, a major health hazard…
- Vitamin Q10 See: Coenzyme Q10
- Necrosis The death of living cells or tissues. Necrosis can be due, for example, to ischemia (lack of blood flow)…
- Obtund To dull or blunt. From the Latin obtundere, to blunt
- ACOG (Amer College of Ob & Gyn) ACOG (American College of Obstetricians and Gynecologists): The American College of Obstetricians and…
- Ethyl acrylate A substance used in making latex paints and textiles. The US government removed ethyl acrylate from its list…
- Dysfunction >Constitutional hepatic dysfunction, (familial nonhemolytic jaundice), >Dental dysfunction (abnormal…
- Ca Abbreviation for circa, meaning about or approximately, as in ca. 1 mg
- ALA 1. Alpha-linolenic acid 2.Aminolevulinic acid, a naturally occurring chemical in the body that is converted…
- Decongestant A drug that shrinks the swollen membranes in the nose and makes it easier to breath. Decongestants can be…