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).
Medicare Part A
The Medicare program that covers inpatient hospital stays. Medicare is the United States government's health insurance program for the aged and some disabled persons. Medicare is currently available to people 65 and older and to people…
Read the definitionRandom terms
Show more- Conjoined twins See: Conjoined twin
- Spider veins A group of widened veins that can be seen through the surface of the skin. Their wheel-and- spoke shape…
- Siamese twin Twin: Identical (monozygotic) twins that did not separate fully from one another but are still partially…
- Trocar A sharply pointed shaft, usually with a three-sided point. A trocar may be used within a cannula, a hollow…
- Colectomy >Right hemicolectomy -- in which the right part of the colon is removed, >Left hemicolectomy -- where the…
- Esophageal cancer with tylosis See: Tylosis with esophageal cancer
- Clostridium botulinum A group of rod-shaped bacteria commonly found in the soil that grow best under low oxygen conditions. The…
- Gel electrophoresis The process in which molecules (such as proteins, DNA, or RNA fragments) can be separated according to size…
- Diabetes, brittle A type of diabetes when a person's blood glucose (sugar) level often swings quickly from high to low and from…
- Recalcitrant Stubborn. For example, a recalcitrant case of pneumonia stubbornly resists treatment
- Parietal pericardium The outer layer of the pericardium which is a conical sac of fibrous tissue that surrounds the heart and the…
- B. cepacia See: Burkholderia cepacia