MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Exudative angina
Angina: This has nothing whatsoever to do with the usual type of angina (angina pectoris) which is chest pain of cardiac origin. Angina trachealis is more commonly known as croup. This is an infection of the larynx, trachea, and the…
Read the definitionRandom terms
Show more- Congenital achromatopsia, Pertaining to the conjunctiva, the clear moist membrane that covers the inner surfaces of the eyelids and the…
- Macroglossia Enlarged tongue. Macroglossia is sometimes said to be associated with Down syndrome, but in that disorder the…
- Acute confusional state See: Delirium
- Cytometry, flow Analysis of biological material by detection of the light-absorbing or fluorescing properties of cells or…
- Inpatient A patient whose care requires a stay in a hospital. As opposed to an outpatient. The term inpatient dates…
- Genetic meltdown A genomic crisis due to an extraordinarily high rate of mutation, a phenomenon known to occur in viruses and…
- Infantile systemic hyalinosis A genetic disorder characterized at birth or soon afterwards by painful swollen joint contractures and red…
- Flying, fear of An irrational fear of flying is called aerophobia. Aerophobia also refers to irrational fear of fresh air or…
- Eczema vaccinatum A common concern with smallpox vaccination involving the implantation of the vaccinia virus from the…
- Nucleosome Structure responsible in part for the compactness of a chromosome. Each nucleosome consists of a sequence of…
- Pulmonary trunk A vessel that arises from the right ventricle of the heart, extends upward, and divides into the right and…
- Hemorrhagic fever with renal syndrome A number of diseases, also known as hemorrhagic fever, characterized by an abrupt onset of high fever and…