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).
Homeostasis
A property of cells, tissues, and organisms that allows the maintenance and regulation of the stability and constancy needed to function properly. Homeostasis is a healthy state that is maintained by the constant adjustment of biochemical…
Read the definitionRandom terms
Show more- Bone, cuboid The cuboid bone is the outer bone in the instep of the foot. It is called the cuboid bone because it is…
- Disease, Osgood-Schlatter Disease, Osgood-Schlatter: A condition involving inflammation and sometimes tearing of ligaments within the…
- Extravasate To exude from or pass through the walls of a vessel into the surrounding tissues. Blood, lymph, or urine can…
- Immunosuppressive agent A medication that slows or halts immune system activity. Immunosuppressive agents may be given to prevent the…
- Centimorgan (cM) A unit of measure of genetic recombination frequency. One cM is equal to a 1% chance that a marker at one…
- Plague, fowl The "Great Plague" that swept London in 1665 was probably not really the plague but rather typhus. The plague…
- Agonist, LHRH A compound that is similar to LHRH (luteinizing hormone-releasing hormone) in structure and is able to it…
- Error of the second kind See: Error, beta
- Estimated date of confinement (EDC) The due date or estimated calendar date when a baby will be born
- Cerebral cortex A thin mantle of gray matter about the size of a formal dinner napkin covering the surface of each cerebral…
- Chronic obstructive pulmonary disease The cedar vinegar diet is a weight loss plan based upon the consumption of one, two, or three teaspoons of…
- Unit, international (IU) An international unit (IU) is an internationally accepted amount of a substance. This type of measure is used…