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).
Liver disease
Liver disease refers to any disorder of the liver. The liver is a large organ in the upper right abdomen that aids in digestion and removes waste products from the blood. Liver disease includes the following conditions: > >Cirrhosis, or…
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Show more- Docosahexaenoic acid DHA. An essential fatty acid, thought to be important to the development of infants, particularly as regards…
- NREM sleep Sleep: NREM (non-rapid eye movement) sleep is dreamless sleep. During NREM, the brain waves on the…
- Colitis, ulcerative A relatively common disease that causes inflammation of the large intestine (the colon). The cause is…
- Enterostomy A surgical operation that opens the small intestine and brings it through the abdominal wall to create a new…
- Toxaphene A chlorinated hydrocarbon insecticide currently banned for all uses in the US. Breathing, eating, or drinking…
- Haploid A set of chromosomes containing only one member of each chromosome pair. The sperm and egg are haploid and…
- OR (abbreviation) Stands for 'operating room'. A facility equipped for performing surgery. OR is sometimes written O.R.
- Medical entomology The branch of science that deals with insects that cause disease or that serve as vectors of organisms that…
- Cross-species transplantation See Xenotransplantation
- Plague, bubonic The most common form of the plague named for the characteristic buboes which are enlarged lymph nodes…
- Bone, occipital See: Occipital bone
- NGFB The beta polypeptide chain of nerve growth factor