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).
Blush
A redness of the skin, typically over the cheeks or neck. A blush is usually temporary and brought on by excitement, exercise, fever, or embarrassment. Blushing is an involuntary (uncontrollable) response of the nervous system leading to…
Read the definitionRandom terms
Show more- Bronchiole A tiny tube in the air conduit system within the lungs that is a continuation of the bronchi and connects to…
- Venous claudication Limping and/or pain due to inadequate venous drainage, poor return of blood by the veins, from the legs
- Thanatophoric dysplasia A form of short-limbed (micromelic) dwarfism that usually causes death within the first few hours after…
- Horizontal A chemical substance produced in the body that controls and regulates the activity of certain cells or…
- Stercolith See: Fecalith
- Benign paroxysmal positional vertigo (BPPV) A balance disorder that results in the sudden onset of dizziness, spinning, or vertigo when moving the head
- Dexfenfluramine A weight loss drug, in a class of drugs called anorectics which decrease appetite. This drug, sold in the US…
- Spasm, nictitating Spasm of the eyelid with continuous winking. To nictitiate is to wink. 'Nictitate' and the older verb…
- Syndrome, Werner A premature aging disease that begins in adolescence or early in adulthood and results in apparent old age by…
- Antiparasitic Effective in the treatment of parasites. For example, nitazoxanide (Alinis) is an antiparasitic medication…
- Hogwarts headache Headache: A generalized headache from spending many hours reading an unusually long volume such as one of…
- Basic Local Alignment Search Tool Abbreviated BLAST. A computer program that identifies homologous genes in different organisms (such as worms…