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).
Organ
A relatively independent part of the body that carries out one or more special functions. The organs of the human body include the eye, ear, heart, lungs, and liver
Read the definitionRandom terms
Show more- Bernard syndrome A complex of abnormal findings, namely sinking in of one eyeball, ipsilateral ptosis (drooping of the upper…
- Uric acid A breakdown product of purines that are part of many foods. In gout, there are frequently, but not always…
- Adducted thumbs with mental retardation A syndrome with the following characteristic features: > >neurologically: mental retardation and aphasia…
- Aorta, descending The descending aorta is the part of the aorta, the largest artery in the body, that runs down through the…
- Avuncular 1. Literally, relating to an uncle. 2. Figuratively, suggestive of an uncle, as in geniality. 3 In medical…
- Sexploitation The exploitation of sex, often for commercial purposes. The term is a mid-20th century merger of sex and…
- Cast 1) A protective shell of plaster and bandage molded to protect a broken or fractured limb as it heals. 2) An…
- Self, fear of An irrational fear of oneself, an intense self-fear that is groundless. Fear of oneself is termed…
- Trichoepithelioma A small benign tumor derived from basal cells in the hair follicle. Trichoepithelioma may occur sporadically…
- Baker cyst Baker cyst: A swelling in the space behind the knee (the popliteal space) composed of a membrane-lined sac…
- Soft tissue sarcoma A malignant tumor that begins in the muscle, fat, fibrous tissue, blood vessels, or other 'soft' supporting…
- Test, rapid plasma reagin A screening blood test for syphilis. Rapid plasma reagin is commonly abbreviated RPR. A negative…