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).
Polydipsia
Excessive thirst all the time. Polydipsia occurs, for example, in untreated or poorly controlled diabetes mellitus.
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Show more- Pituitary gland The main endocrine gland. It is a small structure in the head. It is called the master gland because it…
- Leukemia, myelogenous Condition in which the bone marrow makes too many white blood cells. Early symptoms include fatigue and night…
- Pyelonephritis Bacterial infection of the kidney. Pyelonephritis can be acute (sudden) or chronic (slow, subtle, and…
- FAE (fetal alcohol effects) A softer diagnosis than fetal alcohol syndrome (FAS). The diagnosis of possible FAE is considered when: 1…
- AVM An AVM (arteriovenous malformation) is a congenital disorder (one present at birth) of blood vessels in the…
- Periostitis Inflammation of the periosteum, a dense membrane composed of fibrous connective tissue that closely wraps…
- Atrial fibrillation Atrial fibrillation: Abnormal irregular heart rhythm with chaotic generation of electrical signals in the…
- Fibroids Fibroids are common, benign tumors of smooth muscle in the uterus (womb). Uterine fibroids are the most…
- Hepatic duct, right See: Right hepatic duct
- Influenza, avian Influenza, avian: Also called fowl plague, avian flu, and bird flu. A highly contagious viral disease with up…
- Laynx, pneumatic See: Pneumatic larynx
- Fetal fibronectin A protein produced during pregnancy and the basis of a test for preterm delivery. Fetal fibronectin (fFN)…