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).
Disc, optic
The circular area in the back of the inside of the eye where the optic nerve connects to the retina. Also called the optic nerve head
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Show more- Brachytherapy Brachytherapy: Radiation treatment given by placing radioactive material directly in or near the target…
- Lobar Having to do with a lobe. For example, lobar pneumonia.
- Avastin The first drug in a new class designed to treat cancer by compromising its blood supply. Avastin…
- Mapping Charting the location of genes on chromosomes.
- Gene, Y-linked A gene on the Y chromosome. (Y-linkage is analogous to X-linkage (the presence of a gene on the X chromosome)…
- Mucopolysaccharidosis type VII Sly syndrome, due to deficiency of the enzyme beta-glucuronidase. See also Mucopolysaccharidosis
- PTCA A winglike triangular membrane. Although a pterygium can be anywhere, including behind the knee, it commonly…
- Overload, iron Iron overload can damage the heart, liver, gonads and other organs. Iron overload is a particular risk for: >…
- Kerato- Inflammation of the eye involving both the cornea and the conjunctiva. Keratoconjunctivitis can be due to…
- Large intestine Comes after the small intestine. Large because it is wider than the small intestine
- Sikimitoxin Poisonous substance found in the Japanese star anise, which is also called sikimi
- Othello syndrome The delusion of infidelity of a spouse or partner. The Othello syndrome affects males and, less often…