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).
Ventricular
Pertaining to the ventricles, the lower chambers of the heart, as in ventricular fibrillation and ventricular septal defect
Read the definitionRandom terms
Show more- MPO deficiency Myeloperoxidase deficiency
- Wagner's syndrome See: Stickler syndrome
- Pseudohemophilia The original name that von Willebrand gave to the bleeding disorder he first described. See: Von Willebrand…
- Tarsal gland See: Meibomian gland
- Syncope The temporary loss of consciousness upon coughing. Syncope is the temporary loss of consciousness or, in…
- Prostate specific antigen Prostate specific antigen: Widely known as PSA. See: PSA.
- Chromosome duplication Part of a chromosome in duplicate. A particular kind of mutation involving the production of one or more…
- Hormone, aldosterone A hormone made by the outer portion (cortex) of the adrenal gland that regulates the balance of salt and…
- Fear of crossing streets Abnormal and persistent fear of crossing streets, highways and other thoroughfares; fear of thoroughfares…
- Assistive device Any device that is designed, made, or adapted to assist a person perform a particular task. For examples…
- Dialysis, peritoneal Dialysis, peritoneal: Technique that uses the patient's own body tissues inside of the belly (abdominal…
- PARK4 Familial Parkinson disease type 4