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).
Felty's syndrome
Felty's syndrome: A complication of long-standing rheumatoid arthritis. See: Felty syndrome.
Read the definitionRandom terms
Show more- Pneumoconiosis, coal miner's See: Black lung disease
- Kit, disaster supplies You and your family can cope best by preparing for disaster before it strikes. One way to prepare is by…
- Valgum See: Valgus
- Southern tick-associated rash illness A disease characterized by a rash like that in Lyme disease, recognized in the southeastern and south-central…
- Yeast genome All of the genetic information contained in yeast (Saccharomyces cerevisiae). The genomes of particular…
- Cranial arteritis A serious disease characterized by inflammation of the walls of the blood vessels (vasculitis). The vessels…
- Albinism A group of genetic disorders in which there is partial or total lack of the pigment melanin in the eyes…
- St John's wort A flowering plant, Hypericum perforatum, also known as Perforate St John's wort, that has long been believed…
- Atkins diet A high-protein, high-fat, low-carbohydrate weight-loss diet popularized by Dr. Robert C. Atkins that allows…
- Houseboat carbon monoxide poisoning The invisible and potentially lethal danger of carbon monoxide on houseboats. Carbon monoxide poisoning is a…
- Oligomenorrhea A reduction in number of menstrual periods and/or amount of menstrual flow.
- Mineralocorticoids A group of hormones (the most important being aldosterone) that regulate the balance of water and…