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).
Zenker diverticulum
The most common type of outpouching in the esophagus, due to increased pressure causing the mucous membrane of the esophagus to herniate through a defect in the wall of esophagus. Zenker diverticuli are usually located in the posterior…
Read the definitionRandom terms
Show more- Treatment, symptomatic Therapy that eases the symptoms without addressing the basic cause of the disease. For example, symptomatic…
- Skeletal muscle One of three types of muscle tissue in the body (skeletal, smooth, cardiac) which represents the majority of…
- Snowblindness A burn of the cornea (the clear front surface of the eye) by ultraviolet B rays (UVB). Also called radiation…
- CD10 A cell surface enzyme with neutral metalloendopeptidase activity. CD10 is also known as CALLA (common acute…
- MRI Abbreviation and nickname for magnetic resonance imaging. For more information, see: Magnetic Resonance…
- Pregnancy, ectopic A pregnancy that is not in the usual place and is located outside the inner lining of the uterus. A…
- Arrhythmias, atrial Abnormal heart rhythm due to electrical disturbances in the atria (the upper chambers of the heart) or the AV…
- Diabetes, brittle A type of diabetes when a person's blood glucose (sugar) level often swings quickly from high to low and from…
- Sandhoff disease A genetic disorder with symptoms that are very similar to those of Tay-Sachs disease (TSD) and that is…
- Dry eye A deficiency of tears. The main symptom is usually a scratchy or sandy feeling as if something is in the eye…
- Radiologist A physician specialized in radiology, the branch of medicine that uses ionizing and nonionizing radiation for…
- Chest pain Cel ODYvAlign=top bgColor=#cccccc colSpan=2> vAlign=top width='100%' bgColor=#ffffff>Our Chest pain Main…