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).
Holt-Oram syndrome
A genetic syndrome characterized by the combination of heart disease and malformations of the upper limb. The heart defect is usually an atrial septal defect (ASD) and, less often, a ventricular septal defect (VSD), although other…
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Show more- Laboratory, Jackson The premiere place for mouse genetics and the largest mammalian genetic research facility in the world. Many…
- Adducted thumbs with mental retardation A syndrome with the following characteristic features: > >neurologically: mental retardation and aphasia…
- Septum, interventricular The wall separating the lower chambers (the ventricles) of the heart. A hole in the interventricular septum…
- Diabetic nephropathy The kidney disease associated with long-standing diabetes. Diabetic nephropathy is also called…
- Disease, hand-foot-and-mouth A viral syndrome with a rash on the hands and feet and in the mouth. The internal rash (the enanthem)…
- Membrane attack complex Abbreviated MAC. An abnormal activation of the complement (protein) portion of the blood, forming a cascade…
- Nasal Having to do with the nose. Nasal drops are intended for the nose, not (for example) the eyes. The word…
- Rhinitis Acute Inflammation of the nose that occurs for only a few days. Typically this is caused by a virus ('a cold'); if…
- Gefitinib Gefitinib: A drug that attaches to the epidermal growth factor receptor (EGFR) on the surfaces of cells. The…
- Fever, relapsing See: Relapsing fever
- Antiseptic Something that discourages the growth microorganisms. By contrast, aseptic refers to the absence of…
- Saffir-Simpson hurricane scale A 1-5 rating based on the hurricane's present intensity. This scale is used to give an estimate of the…