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).
Carotid artery
A key artery located in the front of the neck though which blood from the heart goes to the brain. There are 2 carotid arteries -- the right and left common carotid arteries -- on each side of the neck. Together, the right and left common…
Read the definitionRandom terms
Show more- Varicella rash Rash: Varicella (chickenpox) is characterized by a rash, often the first sign of the disease. The rash of…
- Heart disease Heart disease: Any disorder that affects the heart. Sometimes the term 'heart disease' is used narrowly and…
- Burn, first degree A superficial burn with similar characteristics to a typical sun burn. The skin is red in color and sensation…
- Population, study See: Study population
- Locoregional Limited to a local region. See also: Locoregional anesthesia; Locoregional metastasis
- Streptococcus, group A A well-known strain (type) of streptococcus (strep) bacteria that can cause strep throat and common skin…
- Fluid, cerebrospinal (CSF) A watery fluid, continuously produced and absorbed, which flows in the ventricles (cavities) within the brain…
- GHB Known in Europe as Gamma-OH, this is gamma hydroxybutyrate, a colorless and odorless drug used illicitly for…
- Qualified health claim A claim authorized by the US Food and Drug Administration (FDA) that must be supported by credible scientific…
- Proteins, G These molecules have been described as 'biological traffic lights.' Located inside the cell, G proteins are…
- Ceteris paribus 1. Literally (in Latin), other things the same. 2. Figuratively, all else being equal (staying the same). 3…
- Absorption Uptake. In the biomedical sciences, absorption has diverse specific meanings. In the body, absorption is the…