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).
Fat
1 Along with proteins and carbohydrates, one of the three nutrients used as energy sources by the body. The energy produced by fats is 9 calories per gram. Proteins and carbohydrates each provide 4 calories per gram. 2 Total fat; the sum…
Read the definitionRandom terms
Show more- Motion sickness Motion sickness: Motion sickness is a very common disturbance of the inner ear that is caused by repeated…
- Genitalia, male See: Male genitalia
- ZAP-70 Zeta-chain-associated protein kinase 70. A member of the protein tyrosine kinase family, ZAP-70 is normally…
- Protean Very variable; easily changing; or continually changing. Protean is not to be confused with protein (a member…
- Atrophy, peroneal muscular Charcot-Marie-Tooth disease
- Sweat A colorless transparent acidic fluid with a distinctive odor secreted by the small tubular sudoriferous…
- Nurse practitioner A registered nurse (RN) who has completed an advanced training program in a medical specialty such as…
- Vaccine, live polio See: Polio vaccine, oral
- Short-term memory A system for temporarily storing and managing information required to carry out complex cognitive tasks such…
- Resistance, pulmonary The opposition of the respiratory tree to air flow
- Disease, polycystic ovary See: Polycystic ovarian syndrome
- Hospitalist A hospital-based general physician. Hospitalists assume the care of hospitalized patients in the place of…