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).
Skeleton, bones of the
The human body has 206 bones. These consist of 80 axial (head and trunk) bones and 126 appendicular (upper and lower extremity) bones. Axial bones: The 80 axial bones comprise 29 bones in the head and 51 bones in the trunk. Head bones: The…
Read the definitionRandom terms
Show more- Eyelids, adult ptosis of the Drooping of the upper eyelids in adults, most commonly due to separation of the tendon of the lid-lifting…
- Genetics, forensic See: Forensic genetics
- Undulant fever An infectious disease due to the bacteria Brucella that characteristically causes rising and falling fevers…
- Rectum The last 6 to 8 inches of the large intestine. The rectum stores solid waste until it leaves the body through…
- Ablation, endometrial Removal of the lining of the womb. Removing the uterine lining decreases menstrual flow or stops it…
- Defect, atrial septal (ASD) A hole in the septum, the wall, between the atria, the upper chambers of the heart. Commonly called an ASD…
- Herniation Abnormal protrusion of tissue through an opening. For example, a intervertebral disk (one situated between…
- Foramen of Magendie An opening from the fourth ventricle, which is one in a system of four communicating cavities called…
- Neo- (prefix) Prefix meaning new. From the Greek 'neos', new, young, fresh, recent. Examples of terms starting with 'neo-'…
- Fear of fur An abnormal and persistent fear of fur is called doraphobia. Sufferers of this fear avoid fur-bearing animals…
- Difficult urination See: Dysuria
- Dumping syndrome A group of symptoms that occur when food or liquid enters the small intestine too rapidly. These symptoms…