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).
Marshall W. Nirenberg
A disorder characterized by advanced bone age at birth, broad forehead, prominent eyes, and small chin. There is difficulty feeding, failure to thrive, retarded psychomotor development, and predisposition to respiratory infection. It may…
Read the definitionRandom terms
Show more- Reciprocal translocation A type of chromosome rearrangement involving the exchange of chromosome segments between two chromosomes that…
- Presentation, footling There are single-footling or double-footling presentations depending upon whether the presenting part of the…
- Scan, bone A technique to create images of bones on a computer screen or on film. A small amount of radioactive material…
- Osteolytic lesion A 'punched-out' area of severe bone loss. Osteolytic lesions are seen in metastatic lung and breast cancer…
- Syndrome, Zollinger-Ellison A rare disorder caused by a tumor called a gastrinoma, most often occurring in the pancreas. The tumor…
- Protein requirements, infant Proteins contain different amino acids that are linked together. Proteins provide both calories and the amino…
- Pinel system The policy of treating the mentally ill in hospitals and other institutions humanely and without the use of…
- Structural scoliosis A fixed lateral (sideway) curve of the spine. Structural scoliosis often occurs from unknown factors without…
- Crohn enteris Crohn's disease (regional enteritis) involving only the small intestine. Crohn's disease is a chronic…
- Hemithorax Half of the thorax or, more simply, one side of the chest. The plural is hemithoraxes or hemithoraces. A…
- Membrane metalloendopeptidase See: Metallomembrane endopeptidase
- Glial cell A supportive cell in the central nervous system -- the brain and spinal cord. Glial cells do not conduct…