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).
Dysgraphia
A specific developmental disability that affects the person's ability to write. Problems may include fine-motor muscle control of the hands and/or processing difficulties. Sometimes occupational therapy is helpful. Most successful students…
Read the definitionRandom terms
Show more- TMA See Trimethylaminuri
- Paraphimosis A condition in which the foreskin of the penis, once retracted, cannot return to its original location. The…
- Human metapneumovirus A novel virus that is a ubiquitous and important agent of respiratory disease. The human metapneumovirus…
- Sore, canker Sore, canker: A small ulcer crater in the lining of the mouth that is often painful and very sensitive. Also…
- Altitude sickness >If possible, don't fly or drive to high altitude. Start below 10,000 feet (3,048 meters) and walk up. >If…
- Allergy shots See Allergy desensitization
- Hair follicle A sac from which a hair grows and into which the sebaceous (oil) glands open. The follicle is lined by cells…
- Sepsis, neonatal A serious blood bacterial infection in an infant less than 4 weeks of age. Babies with sepsis may be…
- Polymerase, RNA Enzyme that catalyzes (speeds) the polymerization of RNA. RNA polymerase uses preexisting nucleic acid…
- SGPT Serum glutamic pyruvic transaminase, an enzyme that is normally present in liver and heart cells. SGPT is…
- Alcohol An organic chemical in which one or more hydroxyl (OH) groups are attached to carbon (C) atoms in place of…
- Acute brain syndrome See: Delirium