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).
Sinus rhythm
The normal regular rhythm of the heart set by the natural pacemaker of the heart called the sinoatrial (or sinus) node. It is located in the wall of the right atrium (the right upper chamber of the heart). Normal cardiac impulses start…
Read the definitionRandom terms
Show more- Memory, long-term A system for permanently storing, managing, and retrieving information for later use. Items of information…
- MAB Or mab. Abbreviation for monoclonal antibody. At the end of a generic drug name, -mab indicates that the drug…
- Dermabrasion Dermabrasion: Dermabrasion is a surgical procedure that involves the controlled abrasion (wearing away) of…
- Alport syndrome An hereditary condition characterized by kidney disease, sensorineural (nerve) deafness and sometimes eye…
- False vocal fold See: False vocal cord
- Mania An abnormally elevated mood state characterized by such symptoms as inappropriate elation, increased…
- HPS 1. Hantavirus pulmonary syndrome.2. Hermansky-Pudlak syndrome
- Fear of heights An abnormal and persistent fear of heights. Sufferers experience severe anxiety even though they realize as a…
- Erb's palsy See: Erb palsy
- Induration Induration: Localized hardening of soft tissue of the body. The area becomes firm, but not as hard as bone
- Glu Glutamic acid. See also: Amino acid symbols
- Body, amygdaloid See: Amygdaloid nucleus