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).
Atopy
The genetic tendency to develop the classic allergic diseases -- atopic dermatitis, allergic rhinitis (hay fever), and asthma. Atopy involves the capacity to produce IgE in response to common environmental proteins such as house dustmite…
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Show more- Blood in the eye Medically known as a subconjunctival hemorrhage. A very common cause of a painless bloody eye usually first…
- Mower injury Injury from a mower, a machine used to cut grass (or other grains or weeds) to an even length. The main…
- Atresia, aortic Congenital absence of the normal valvular opening from the left ventricle of the heart into the aorta…
- Toluidine A chemical compound implicated, along with aniline, in the causation of bladder cancer. Aniline and…
- Encephalitis, Rasmussen A rare progressive neurological disorder that is characterized by intractable seizures and progressive…
- Rest 1. Repose. Relaxation.2. A fragment of embryonic tissue that has been retained after the period of embryonic…
- Anisometropia The condition in which the two eyes have an unequal refractive power. One eye may be myopic (nearsighted) and…
- HLA The major human histocompatibility system. HLA-typing is done before transplantation to determine the degree…
- Pathologic 1. Indicative of or caused by disease, as in a pathologic fracture, pathologic tissue, or pathologic process…
- Photocoagulation The coagulation (clotting) of tissue using a laser which produces light in the visible green wavelength that…
- Bacillus anthracis The bacterium that causes anthrax. Anthrax differs from most bacteria in that they exist in an inactive…
- Pregnancy abuse Abuse of an expectant mother. This abuse is most often perpetrated by the woman's spouse, partner, or…