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).
Chorionic gonadotropin, human
A procedure for first-trimester prenatal diagnosis. Chorionic villus sampling may be done between the eighth and tenth weeks of pregnancy. The aim is to diagnose severe abnormalities afflicting the fetus. In the procedure, tissue is…
Read the definitionRandom terms
Show more- Schmorl's node An upward and downward protrusion (pushing into) of a spinal disk's soft tissue into the bony tissue of the…
- Fever, Rift Valley See: Rift Valley fever
- Apraxia The inability to execute a voluntary motor movement despite being able to demonstrate normal muscle function…
- Stress Stress: Forces from the outside world impinging on the individual. Stress is a normal part of life that can…
- Raynaud's phenomenon Short for red blood cells, the cells that carry oxygen and carbon dioxide through the blood. This rather…
- Zygote The cell formed by the union of a male sex cell (a sperm) and a female sex cell (an ovum). The zygote…
- Parathyrin A small tumor of the parathyroid gland and the most common disorder of the gland. Parathyroid adenomas are…
- Clinical disease A disease with clinical signs and symptoms that are recognizable. As distinct from a subclinical illness…
- Steatohepatitis Fatty inflammation of the liver, usually in alcoholics. Steato- refers to fat and -hepatitis to inflammation…
- Trimethylaminuria (TMA) An inborn error of metabolism associated with an offensive body odor, the smell of rotting fish, due to the…
- Fredrickson See: Fredrickson, Donald
- High altitude Altitude sickness occurs at high altitude. So what is high altitude? Altitude is defined on the following…