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).
Syndrome, Hurler
An inherited error of metabolism in which there is deficiency of the enzyme alpha-L-iduronidase which normally breaks down molecules called mucopolysaccharides. Without the activity of this enzyme, there is an abnormal accumulation of…
Read the definitionRandom terms
Show more- Syndrome, acute respiratory distress Better known as ARDS. See: ARDS
- Lungs The lungs are a pair of breathing organs located with the chest which remove carbon dioxide from and bring…
- Scuba health Common medical problems in scuba diving include cuts, scrapes and other injuries to the arms and legs and…
- Ectodermal Pertaining to the ectoderm or to tissues derived from the ectoderm, one of the three primary germ cell layers…
- RTS See Rett syndrome.
- Managed care Any system that manages healthcare delivery with the aim of controlling costs. Managed care systems typically…
- Tophaceous gout A chronic form of gout. Nodular masses of uric acid crystals (tophi) are deposited in different soft tissue…
- Mononeuropathy A disorder of a single nerve or nerve trunk. Mononeuropathies may be due to entrapment, compression, stretch…
- Fatigue A condition characterized by a lessened capacity for work and reduced efficiency of accomplishment, usually…
- Yolk sac Not all yolk has to do with birds' eggs. Human embryos have a yolk sac, too. The human yolk sac is a membrane…
- Bone, parietal The main bone on the side of the skull. Although the parietal bone is curved, it is considered a flat bone…
- Chromosome inversion, paracentric The chart of the linear array of genes on a chromosome. A chromosome map can also refer to the visual…