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).
Muscle, psoas
Muscles of the lower back (the loin). There are two psoas muscles on each side of the back. The larger of the two is called the psoas major and the smaller the psoas minor. The psoas major originates at the spine around the bottom of the…
Read the definitionRandom terms
Show more- Syndrome, Gilbert See Gilbert syndrome
- Pachy- (prefix) Thick. As in pachydactyly (thick fingers), pachydermatous (thick fingers) and pachyonychia (thick nails)…
- Peritoneal dialysis Technique that uses the patient's own body tissues inside of the belly (abdominal cavity) to act as a filter…
- Strait 1. (adjective) Narrow or confined. As in straitjacket. 2. (noun) A narrow passageway. As in the pelvic strait.
- Psychosomatic illness The mind influences the body to create or exacerbate illness.
- Inappropriate ADH secretion A syndrome of inappropriate secretion of antidiuretic hormone (ADH) which results in the inability to put out…
- Facio-auriculo-vertebral spectrum See: Goldenhar syndrome
- Pubis The front center portion of the pelvis.
- Coloboma A congenital malformation (birth defect) in which part of the eye does not form due to failure of fusion of…
- Coagulation, laser The coagulation (clotting) of tissue using a laser. A coagulation laser produces light in the visible green…
- Pancreatic delta cell A type of cell in the pancreas (the organ of the digestive system located behind the stomach). Within the…
- Safer sex See: Safe sex