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).
Huntingtin
The name of the gene responsible for Huntington disease (HD) and of the protein encoded by that gene. The molecular basis of HD is an increase in the length of a CAG triplet repeat (or 'polyglutamine') within the huntingtin gene. The gene…
Read the definitionRandom terms
Show more- Intrathecal chemotherapy Chemotherapy: Treatment with drugs that are injected into the fluid surrounding the brain and spinal cord…
- Salk Institute The Salk Institute for Biological Studies , a prominent independent non-profit institution doing basic…
- Graft-versus-host disease A complication of bone marrow transplants in which T cells in the donor bone marrow graft go on the offensive…
- Mastectomy, modified radical Removal of the breast tissue and the axillary lymph nodes, which are under the arms
- Postural Pertaining to the posture or position of the body, the attitude or carriage of the body as a whole, or the…
- UL 1. Upper lid (of the eye). 2. Upper limit. No evidence was found for chronic excess intakes of potassium in…
- Cell, cone A type of specialized light-sensitive cell (photoreceptor) in the retina of the eye that provide sharp…
- Colostomy An alternative exit from the colon created to divert waste through a hole in the colon and through the wall…
- Node, Heberden A small fixed bump on the finger, usually at the last joint of the finger, Heberden's node is a calcified…
- Interleukins Substances used in biological therapy. Interleukins stimulate the growth and activities of certain kinds of…
- Peristalsis The rippling motion of muscles in the digestive tract. In the stomach, this motion mixes food with gastric…
- Indwelling bladder catheter See: Catheter, indwelling bladder