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).
Dermatitis
Inflammation of the skin, either due to direct contact with an irritating substance, or to an allergic reaction. Symptoms of dermatitis include redness, itching, and in some cases blistering. There are two types of dermatitis: eczematous…
Read the definitionRandom terms
Show more- Aniso In hematology, short for anisocytosis
- Insulin resistance syndrome Insulin resistance syndrome: See: Metabolic syndrome
- Sir Charles Bell See: Bell, Charles
- PAD Peripheral artery disease
- Stenosis, pulmonary The pulmonary valve is too tight so that the flow of blood from the right ventricle of the heart into the…
- Kikuchi disease A disorder that typically causes 'swollen glands' in the neck (cervical lymphadenopathy) together with fever…
- Ectrodactyly >transverse terminal aphalangia (absence of the last bone in the finger or toe), >adactylia (total absence of…
- Electrophoretic Pertaining to electrophoresis, the separation of molecules according to their size and electrical charge by…
- Dialysis, peritoneal Dialysis, peritoneal: Technique that uses the patient's own body tissues inside of the belly (abdominal…
- Aarskog syndrome See: Aarskog-Scott syndrome
- Hepatitis B immunization Hepatitis B immunization: Hepatitis B (hep B) vaccine gives prolonged protection, but 3 shots over a half…
- Riot control agent poisoning Poisoning by an irritant agent that belongs to a class of agents collectively known as riot control agents or…