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).
Dislocation, congenital hip
The abnormal formation of the hip joint in which the ball at the top of the thighbone (the femoral head) is not stable within the socket (the acetabulum). The ligaments of the hip joint may also be loose and stretched. The degree of…
Read the definitionRandom terms
Show more- Phagocytosis The process by which a cell engulfs particles such as bacteria, other microorganisms, aged red blood cells…
- Anoscope An Anoscope is an instrument used for visualization of the anus and lowest portion of the rectum. An anoscope…
- Overactive bladder Overactive bladder: A sudden involuntary contraction of the muscular wall of the bladder causing urinary…
- Bruxism Grinding and gnashing the teeth. Bruxism is due to clenching of the teeth other than in chewing and is…
- Artemsisia annua A Chinese herb (qinghaosu or sweet wormwood) from which is extracted the antimalarial agent artemisinin
- Ala Alanine. See also: Amino acid symbols
- Multiple sclerosis Multiple sclerosis: Abbreviated MS. A disease of the central nervous system (CNS) marked by numbness…
- Weight Watchers
- Mixed connective tissue disease Mixed connective tissue disease: A mixture of three diseases of connective tissue (the framework of the cells…
- Neisseria Group of bacteria that includes the cause of gonorrhea.
- Clinical depression Depression that meets the DSM-IV criteria for a depressive disorder. The term is usually used to denote…
- Monocular 1. With one eye, as in monocular vision.2. With one eyepiece, as in a monocular microscope