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).
Adenopathy
Large or 'swollen' lymph nodes. Synonymous with lymphadenopathy
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- Dysplastic nevus An atypical mole whose appearance is different from that of a common ordinary mole. Dysplastic nevi tend to…
- Branched-chain ketoaciduria See: Maple syrup urine disease
- Lactase deficiency (LDH) An enzyme that catalyzes the conversion of lactate to pyruvate. This is an important step in energy…
- Labor, false Intermittent non-productive muscular contractions of the womb (uterus) during pregnancy, most commonly in the…
- Eczema, seborrheic Yellowish, oily, scaly patches of skin on the scalp, face, and occasionally other parts of the body
- Olive oil diet See: Mediterranean diet
- Leishmania infection A parasitic disease, also called leishmaniasis, spread by the bite of sand flies infected with a protozoa…
- Vena cava, inferior A large vein that receives blood from the lower extremities, pelvis and abdomen and empties it into the right…
- Genetics, transplantation The field of biology and medicine relating to the genes that govern the acceptance or rejection of a…
- Event A set of outcomes. Cardiovascular events might include a heart attack and gastrointestinal events a GI bleed…
- DOTS Stands for Directly Observed Treatment, Short-course. DOTS is a strategy used to reduce the number of…