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).
Carbo-loading
An eating routine used by some athletes that involves downing large amounts of carbohydrates several days before a potentially exhausting endurance event. Carbo-loading has no known potential benefits for anyone except athletes under these…
Read the definitionRandom terms
Show more- Mitochondrial myopathy A group of neuromuscular diseases caused by damage to the mitochondria, energy-producing structures in cells…
- Postpartum depression Postpartum depression: A form of severe depression after delivery that requires treatment. It is sometimes…
- Infarct An area of tissue death due to a local lack of oxygen. For example, in a myocardial infarction there is death…
- Modafinil Modafinil: An oral drug first approved by the FDA in 1998 for the treatment of narcolepsy, a condition in…
- Melanoma, ocular A malignant melanoma arising from a structure within the eye. The most common sites of origin are the…
- Abstinence The voluntary self-denial of food, drink, or sex. Today, abstinence most commonly refers to denial of one's…
- Adrenoleukodystrophy A rare genetic (inherited) disorder characterized by the breakdown or loss of the myelin sheath surrounding…
- Pauling, Linus The alpha helix, the structure of most proteins, discovered by Linus Pauling and Robert Corey. See: Alpha…
- Listeria A group of bacteria capable of causing miscarriage (spontaneous abortion), stillbirth and premature birth and…
- Beau-Reil cross furrows See: Beau's lines
- Virion A complete virus particle with its DNA or RNA core and protein coat as it exists outside the cell. Also…
- Zinc excess Too much zinc can cause gastrointestinal irritation (upset stomach), interfere with copper absorption and…