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).
Cortisone
An adrenocorticoid hormone, a naturally occurring hormone made by and secreted by the adrenal cortex, the outer part (the cortex) of the adrenal gland. Cortisone was the first of the 'miracle drugs' for the treatment of rheumatoid…
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Show more- Hematopoiesis The production of all types of blood cells generated by a remarkable self-regulated system that is responsive…
- Paresthesia An abnormal sensation of the skin, such as numbness, tingling, pricking, burning, or creeping on the skin…
- Telangiectasia, hereditary hemorrhagic See: Hereditary hemorrhagic telangiectasia
- Hemorrhagic cyst This type of functional cyst occurs when bleeding occurs within a cyst. Symptoms such as abdominal pain on…
- Chromosome disorder An abnormal condition due to an abnormality of the chromosomes. For example, Down syndrome (the genetic…
- Water pore See: Aquaporin
- Intraoperative radiation therapy Radiation treatment given during surgery. Also called IORT. See also radiation therapy
- Allergic conjunctivitis Inflammation of the whites of the eyes (the conjunctivae) with itching and redness of the eyes and tearing…
- Ventricular Pertaining to the ventricles, the lower chambers of the heart, as in ventricular fibrillation and ventricular…
- Phototherapy Treatment with light. For example, a newborn with jaundice may be 'put under the lights.'
- Myocardial infarction A heart attack. Abbreviated MI. The term 'myocardial infarction' focuses on the myocardium (the heart muscle)…
- Ageusia The inability to taste sweet, sour, bitter, or salty substances. Some people can taste but their ability to…