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).
Seed implantation
Radiation treatment given by placing radioactive material contained within a small cylindrical shell directly in or near the target, often a tumor
Read the definitionRandom terms
Show more- Gametic selection Preferential selection of gametes (germ cells -- sperm or eggs). Gametic selection is a mechanism of…
- Alternating hemiplegia syndrome See: Alternating hemiplegia of childhood
- Electrosurgery Instead of using a scalpel, the surgeon utilizes a heat-generating electrical device to burn or vaporize…
- Goiter-deafness syndrome See Pendred syndrome
- In vitro fertilization In the living organism, as opposed to in vitro (in the laboratory).
- Co-stimulation An event in the immune system involving the delivery of a second signal by an antigen-presenting cell. The…
- Methanococcus jannaschii A microbe that produces methane, an important energy source, and contains enzymes that withstand high…
- Appendix cancer A malignancy of the appendix, accounting for about 1 in 200 of all gastrointestinal malignancies. Although…
- Stokes Adams attack Sudden collapse into unconsciousness due to a disorder of heart rhythm in which there is a slow or absent…
- Neurodermatitis Scaly patches of skin on the head, lower legs, wrists, or forearms caused by a localized itch such as from an…
- Blastokinin See: Uteroglobin
- Inheritance, Y-linked Inheritance of genes on the Y chromosome. Since only males normally have a Y chromosome, Y-linked genes can…