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).
Reflux disease, gastroesophageal (GERD)
Reflux disease, gastroesophageal (GERD): The stomach contents regurgitate and back up (reflux) into the esophagus The food in the stomach is partially digested by stomach acid and enzymes. Normally, the partially digested acid content in…
Read the definitionRandom terms
Show more- Mesmerism 1. Originally, a system of therapeutics propounded by Mesmer.2. A precursor of hypnotism, believed by Mesmer…
- Retinal artery, central The blood vessel that carries blood into the eye and supplies nutrition to the retina. The counterpart to the…
- Obstruction Blockage of a passageway. See, for example: Airway obstruction; Intestinal obstruction
- Back pain Pain felt in the low or upper back. There are many causes of back pain. Pain in the low back can relate to…
- Hera In Greek mythology, a protector of women, who with her daughter Eileithyia was often called upon during…
- Dry mouth Dry mouth: The condition of not having enough saliva to keep the mouth wet. This is due to inadequate…
- Gout, tophaceous A form of chronic gout whereby nodular masses of uric acid crystals (tophi) are deposited in different soft…
- Immunotoxin A hybrid molecule created by coupling an antibody or antigen with part or all of a toxin. The hybrid molecule…
- Disease, Pelizaeus-Merzbacher See: Polycystic ovarian syndrome.
- Bell, Sir Charles See: Bell, Charles
- Inner ear There are three sections of the ear. They are the external ear, the middle ear, and the inner ear. The inner…
- Mutation, private A rare mutation found usually only in a single family or a small population. (It is like a privately printed…