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).
Viscera
The internal organs of the body, specifically those within the chest (as the heart or lungs) or abdomen (as the liver, pancreas or intestines). The singular of 'viscera' is 'viscus' meaning in Latin 'an organ of the body.'
Read the definitionRandom terms
Show more- Dander Tiny scales shed from human or animal skin or hair. Dander floats in the air, settles on surfaces and makes…
- Dissociation In psychology and psychiatry, a perceived detachment of the mind from the emotional state or even from the…
- Test, Fisher's exact A statistical test of independence much used in medical research. It tests the independence of rows and…
- Microscopy, cryo-electron See: Cryo-electron microscopy
- Diabetic macular edema Edema: Swelling of the retina in diabetes mellitus due to leaking of fluid from blood vessels within the…
- Trachelectomy Surgical removal of the cervix, the lower portion of the uterus that protrudes into the vagina. Trachelectomy…
- Dipsophobia An abnormal and persistent fear of drinking alcohol. Sufferers of dipsophobia experience undue anxiety about…
- Acuity test, visual This test measures how well you see at various distances. It is the familiar eye chart test. The eye chart…
- Sebum An oily secretion of the sebaceous gland which helps to preserve the flexibility of the hair
- Perioperative Literally, around (the time of) surgery. More specifically, the period of time extending from when the…
- Lumbar vertebrae There are 5 lumbar vertebrae. The lumbar vertebrae are situated between the thoracic vertebrae and the sacral…
- Cutaneous syndactyly A condition in which fingers or toes are joined together, and the joining involves only the skin, not the…