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).
Sleep
Sleep: The body's rest cycle. Sleep is triggered by a complex group of hormones that are active in the main, and that respond to cues from the body itself and the environment. About 80 percent of sleep is dreamless, and is known as…
Read the definitionRandom terms
Show more- Forensic anthropology The application of the science of physical anthropology to the legal process. Forensic anthropology includes…
- Colchicine Colchicine: A substance found in a plant that is used in clinical medicine for the treatment of gouty…
- Aphasia, amnesic See Anomia
- Malaria, falciparum The most dangerous type of malaria. Caused by the parasite Plasmodium falciparum, this type of malaria is…
- Nomenclature A system of names used in a particular discipline, as in medicine and surgery, anatomy and biochemistry, etc…
- Gyrus lingualis See: Lingual gyrus
- Avascular necrosis (AVN) A condition in which the poor blood supply to an area of bone leads to bone death. The head of the…
- Dystrophy, cone A disease of the cones, the specialized light-sensitive cells that act as photoreceptors in the retina of the…
- GM1 gangliosidosis A genetic lipid storage disorder that is similar in certain respects to Hurler syndrome and Tay-Sachs disease…
- Luschka, foramina of Two openings from the fourth ventricle, one in a system of four communicating cavities called ventricles…
- Ascus An elongated spore case containing the spores of certain fungi including yeast
- Sex chromosome The X chromosome or the Y chromosome, in humans. The sex chromosomes determine the sex of an individual. As a…