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).
ADHD
Attention deficit hyperactivity disorder
Read the definitionRandom terms
Show more- Mononeuritis multiplex Inflammation of two or more nerves, typically in unrelated portions of the body. Mononeuritis multiplex…
- Organic brain syndrome Psychiatric or neurological symptoms, including problems with attention, concentration, and memory…
- Psoriasis, flexural A form of psoriasis found in the armpits, groin, under the breasts and in other flexion creases (skin folds)…
- Chronic tamponade A situation in which a chronic excess of fluid inside the pericardial sac and thickening of the pericardial…
- Cholangitis, sclerosing See: Primary sclerosing cholangitis
- Meningococcal meningitis Meningitis: Inflammation of the meninges (the membranes covering of the brain and spinal cord) due to…
- Test, eyedrop There are many types of eyedrops and many types of eyedrop tests. One of the most common eyedrop tests is…
- Pleiotropic 1. Producing many effects. 2. Multiple effects from a single gene. For example, the Marfan gene is…
- Prostaglandin E2 One of the prostaglandins, a group of hormone-like substances that participate in a wide range of body…
- Cytoplasm All of the substance of a cell outside of the nucleus. The cytoplasm contains a number of different types…
- Perineal Of or relating to the perineum
- Undulant fever An infectious disease due to the bacteria Brucella that characteristically causes rising and falling fevers…