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).
Vaccination, rubella
See Immunization, MMR.
Read the definitionRandom terms
Show more- Pulse, Corrigan A pulse that is full and then suddenly collapses. Named for the Irish physician Dominic John Corrigan…
- Bronchopulmonary segments A subdivision of one lobe of a lung based on the connection to the segmental bronchus. For example, the right…
- Human herpesvirus 1 (HHV-1) A herpes virus that causes cold sores and fever blisters in and around the mouth. Here is a depiction of a…
- Active tuberculosis See: Tuberculosis, active
- Renal calculi Kidney stones. A common cause of blood in the urine and pain in the abdomen, flank, or groin. Occurs in 1 in…
- Virus, negative-strand RNA See: Negative-strand RNA virus
- Gastroesophageal Pertaining to both the stomach and the esophagus, as in the gastroesophageal junction, the place where the…
- Carbonmonoxyhemoglobin See: Carboxyhemoglobin
- Acetylcholinesterase An enzyme that breaks down the neurotransmitter acetylcholine at the synaptic cleft (the space between two…
- Carpal tunnel release A surgical procedure to relieve pressure exerted on the median nerve within the carpal tunnel (the carpal…
- Nyctophobia Pathological fear of the dark, an abnormal and persistent dread of the dark. Sufferers experience anxiety…
- Involuntary Done other than in accordance with the conscious will of the individual. The opposite of voluntary. The terms…