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).
Wharton's jelly
A gelatinous substance within the umbilical cord. Wharton's jelly is a rich source of stem cells. Named for the English physician and anatomist Thomas Wharton (1614 -1673) who first described it
Read the definitionRandom terms
Show more- CT scan CT scan: Computerized tomography scan. Pictures of structures within the body created by a computer that…
- Saphenous vein, great The larger of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- Chyle A fluid consisting of a mixture of lymphatic fluid (lymph) and chylomicrons that has a milky appearance…
- Prostatodynia A type of inflammation of the prostate not due to bacterial infection and in which there are no objective…
- Pachydactyly Thick fingers or toes. A feature, for example, of neurofibromatosis. From the Greek pachys, thick + daktylos…
- Environmental toxicology The toxicity and toxicology of environmental pollutants in air, dust, sediment, soil and water, and natural…
- Snoring Snoring: A rough rattling noise made on inspiration during sleep by vibration of the soft palate (the back of…
- Unguis incarnatus Ingrown toenail
- Evolution The continuing process of change, especially in reference to natural selection. Charles Darwin (1809-82)…
- Parenchyma The key elements of an organ essential to its functioning, as distinct from the capsule that encompasses it…
- Maxilla The maxilla is the major bone of the upper jaw
- Surgery, cataract See: Cataract surgery