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).
Bronchus
One of the large air tubes leading from the trachea to the lungs that convey air to and from the lungs. The bronchi (the plural) have cartilage as part of their supporting wall structure. The trachea divides to form the right and left main…
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Show more- Serotonin reuptake inhibitor, selective A selective serotonin reuptake inhibitor (SSRI) is one of the commonly prescribed drugs for treating…
- Fusion inhibitor A class of antiretroviral drugs that work on the outside of the host CD4 cell to prevent HIV from fusing with…
- Pica A craving for something not normally regarded as nutritive. For example, dirt. Pica is a classic clue to iron…
- Mountain sickness, acute (AMS) Acute mountain sickness (AMS) is the illness that results from being in a high altitude environment. AMS is…
- Melanin A skin pigment (substance that gives the skin its color). Dark-skinned people have more melanin than light-…
- Perchloric acid See: Perchlorate
- Colonoscopy Colonoscopy: A procedure in which a long flexible viewing tube (a colonoscope) is threaded up through the…
- Lumbar Referring to the 5 lumbar vertebrae which are situated below the thoracic vertebrae and above the sacral…
- Public mourning The public display of grief. This may take many forms ranging from the very formal to the very informal, from…
- Marsh fever See malaria
- Left ventricle The left lower chamber of the heart that receives blood from the left atrium and pumps it out under high…
- Infuse In medicine, to introduce a solution into the body through a vein. An infusion is the therapeutic…