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).
Nerve, vagus
A remarkable nerve that supplies nerve fibers to the pharynx (throat), larynx (voice box), trachea (windpipe), lungs, heart, esophagus, and the intestinal tract as far as the transverse portion of the colon. The vagus nerve also brings…
Read the definitionRandom terms
Show more- LMP Abbreviation for 'last menstrual period.' By convention, pregnancies are dated in weeks starting from the…
- Ubiquitous Present everywhere. The small protein called ubiquitin was so-named because it is present in all types of…
- Dialysis machine Dialysis machine: A machine that filters a patient's blood to remove excess water and waste products when the…
- Multiple myeloma Multiple myeloma: A malignancy of plasma cells (a form of lymphocyte) that typically involves multiple sites…
- Physics, health The science of human health and radiation exposure. Health physics, also called medical physics, is devoted…
- Yolk sac Not all yolk has to do with birds' eggs. Human embryos have a yolk sac, too. The human yolk sac is a membrane…
- MEDLARS MEDLARS® is an acronym that stands for Medical Literature Analysis and Retrieval System. It is a…
- CM (coccidioidomycosis) A disease due to a fungus called Coccidioides immitis. About 40% of people infected with this fungus develop…
- Septum, interventricular The wall separating the lower chambers (the ventricles) of the heart. A hole in the interventricular septum…
- Pseudogout Pseudogout: Inflammation of the joints caused by deposits of calcium pyrophosphate crystals, resulting in…
- HAPE Acronym for High Altitude Pulmonary Edema, the accumulation in the lungs of extravascular fluid (fluid…
- Genome, dog See: Dog genome