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).
Sacral vertebrae
There are 5 sacral vertebral bones. They are represented by the symbols S1 through S5 and are situated between the lumbar vertebrae and the coccyx (the lowest segment of the vertebral column). The sacral vertebrae are normally fused to…
Read the definitionRandom terms
Show more- Kyphoplasty A procedure similar to vertebroplasty, but with the intent of expanding the collapsedvertebra. A surgical…
- TCM Traditional Chinese medicine
- Pistol-shot pulse See: Pulse, water hammer
- Huntingtin The name of the gene responsible for Huntington disease (HD) and of the protein encoded by that gene. The…
- Disease, Ritter This is the scalded skin syndrome, a potentially serious side effect of infection with the Staph…
- Interleukin-2 A type of interleukin, a chemical messenger, a substance that can improve the body's response to disease. It…
- Prenatal radiation exposure The exposure of an unborn baby to radiation. Radiation exposure of the fetus can occur when the mother's…
- Injure To harm, hurt, or wound. The word injure may be in physical or emotional sense. Treadmill machines may injure…
- Epiretinal membrane A thin membrane that covers the sclera (the white of the eye). "Epi-" is a prefix from the Greek that means…
- Meconium Dark sticky material normally present in the intestine at birth and passed in the feces after birth. The…
- Giardia A genus of protozoa that infect the gastrointestinal tract of some animals, including humans. Giardia have a…
- Pectoralis muscle absence with syndactyly A unique pattern of one-sided malformations characterized by a defect of the chest (pectoralis) muscle on one…