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).
Exotropia
Divergent gaze. Also called external strabismus or, pejoratively, wall-eyed (like a walleyed pike).
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Show more- Varicose vein A dilated (widened) tortuous (twisting) vein, usually involving a superficial vein in the leg, often…
- Cor biloculare A two-chambered heart. Cor biloculare is due to failure of development of the walls that normally separate…
- Big toe sign An important neurologic examination based upon what the big toe (and other toes) do when the sole of the foot…
- Bile Bile is a yellow-green fluid that is made by the liver, stored in the gallbladder and passes through the…
- Endocardial Pertaining to the endocardium, the inside lining of the heart
- Apoptosis A form of cell death in which a programmed sequence of events leads to the elimination of cells without…
- Hyperpigmentation Dark spots on the skin. Hyperpigmentation is primarily a cosmetic concern that can be covered with make-up…
- Radionuclide stress test A procedure that involves injecting a radioactive isotope, typically thallium or cardiolyte, into the…
- Diprosopus Two-faced conjoined twins (incompletely separated identical twins). The twins have almost complete fusion of…
- Nerve, trochlear The trochlear nerve controls the superior oblique muscle of the eye, one of the extraocular muscles, the…
- Pedodontics Children's dentistry.
- Epidemic hemorrhagic fever A number of diseases characterized by an abrupt onset of high fever and chills, headache, cold and cough, and…