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).
Developmental disorder, specific
A disorder that selectively affects one area of development, sparing essentially all other areas of development. For example, dysgraphia is one type of specific developmental disorder. In dysgraphia there is inability to write legibly…
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Show more- Vena cava, superior A large vein that receives blood from the head, neck, upper extremities, and thorax and empties it into the…
- MRD Minimal residual disease, evidence for the presence of residual malignant cells, even when so few cancer…
- Innervate To supply with nerves. It is a little known fact that the cornea is the most densely innervated tissue in the…
- World Health Organization An agency of the United Nations established in 1948 to further international cooperation in improving health…
- In vitro fertilization In the living organism, as opposed to in vitro (in the laboratory).
- Anthrax toxin The toxic substance secreted by the bacterium Bacillus anthracis, the causative agent of the disease anthrax…
- Erythema multiforme See: Stevens-Johnson syndrome.
- Nerve block See: Neuron.
- Bones of the trunk The bones of the human trunk, 51 bones in all, consisting of 26 vertebrae, 24 ribs and the sternum. The 26…
- Dupuytren contracture 1777-1835) The leading French surgeon of the early part of the 19th century. Dupuytren reported the condition…
- Vaccine, oral polio See: Polio vaccine, oral
- Retrovirus An RNA virus (a virus composed not of DNA but of RNA). Retroviruses have an enzyme called reverse…