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.
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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).
Blood pH
The acidity or alkalinity of blood. The pH of any fluid is the measure of the hydrogen ion (H-) concentration. A pH of 7 is neutral. The lower the pH, the more acidic the blood. A variety of factors affect blood pH including what is…
Read the definitionRandom terms
Show more- ARS Acute radiation syndrome
- Disease, chronic obstructive pulmonary (COPD) Any disorder that persistently obstructs bronchial airflow. COPD mainly involves two related diseases --…
- Polycentric Having two or more centers. Polycentric disease is usually referred to as multicentric disease. See also…
- BCM Body cell mass
- Metabolism The whole range of biochemical processes that occur within us (or any living organism). Metabolism consists…
- Bacillary angiomatosis A bacterial infection due to a cat scratch most often seen today in people with HIV. The disease…
- Buschke's scleredema E: Scleredema
- Gel electrophoresis The process in which molecules (such as proteins, DNA, or RNA fragments) can be separated according to size…
- Voiding cystourethrography A procedure done to examine the bladder and urethra while the bladder fills and empties. A radiopaque liquid…
- Antean Exceptionally strong or large. A multi-vitamin pill may, for example, be of Antean proportions. After…
- Landry ascending paralysis A particularly virulent form of Guillain-Barre syndrome. The disorder often begins with a flu-like illness…
- Superior vena cava syndrome Superior vena cava syndrome: The symptoms that result from compression of the large vein that carries blood…