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).
Lichtenberg figures
A fern-leaf pattern of reddish, painless marks on the skin that are a result of a skin reaction to a lightening strike. The pattern typically vanishes in a few hours or days. Lichtenberg figures are named after Georg Christoph Lichtenberg…
Read the definitionRandom terms
Show more- Jail fever See: Typhus, epidemic
- Synaptonemal complex A protein structure that forms between two homologous chromosomes during meiosis and that is thought to…
- Active immunity The production of antibodies against a specific agent by the immune system. Active immunity can be acquired…
- Knee The knee is a joint which has three parts. The thigh bone (the femur) meets the large shin bone (the tibia)…
- Allergy, honey bee See: Honey bee allergy
- Extremity The extremities in medical language are not freezing cold or scorching heat but rather the uttermost parts of…
- Aneurysm, racemose An aneurysm is a localized widening (dilatation) of an artery, vein, or the heart. At the area of an…
- Palpable Something that can be felt or touched. For example, a palpable tumor is one that can be felt. From the Latin…
- Neuralgia, postherpetic Localized pain in the area of involvement of shingles that persists beyond one month. The most common…
- Dip, wax A treatment for the symptoms of joint and muscle conditions, such as arthritis, that consists of melted…
- Congenital anemia and triphalangeal thumbs See: Aase-Smith syndrome II
- Pork tapeworm infection Known medically as cysticercosis, an infection caused by Taenia solium (the pork tapeworm). Infection occurs…