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).
Plantar response
The plantar response, also known as the Babinski response, is an important neurologic examination based upon what the toes do when the sole (the plantar surface) of the foot is stroked. If the big toe goes up, that may well mean trouble…
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Show more- Central core disease of muscle One of the conditions that produces 'floppy baby' syndrome. CCD causes hypotonia (floppiness) in the newborn…
- Teratogen, coumadin as The anticoagulant ('blood- thinner') coumadin is a known teratogen, an agent that can disturb the development…
- Viral hemorrhagic fever Viral hepatitis is liver inflammation caused by viruses. Specific hepatitis viruses have been labeled A, B…
- Hay fever Hay fever: A seasonal allergy to airborne particles characterized by itchy eyes, runny nose, nasal…
- Loa loa The eye worm, a parasite that lives in humans and other primates. People contract the parasite when bitten by…
- D (domain) Abbreviation for domain, a discrete portion of a protein with its own function. The combination of domains in…
- Fibroadenoma A benign growth in the breast that is solid, firm, smooth and usually painless or only slightly tender…
- Thymine (T) One member of the base pair A-T (adenine-thymine) in DNA.
- Section, cross A transverse cut through a structure. The opposite is a longitudinal section
- HCM Abbreviation for hematocrit. The hematocrit is the proportion, by volume, of the blood that consists of red…
- Test, exercise treadmill A test (sometimes simply called a treadmill test or exercise test) in which a continuous electrocardiogram…
- Tyrosinemia A genetic disorder involving the metabolism of the amino acid tyrosine characterized by abnormally high…