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).
Apheresis
The process of removing a specific component from blood and returning the remaining components to the donor, in order to collect more of one particular part of the blood than could be separated from a unit of whole blood. Also called…
Read the definitionRandom terms
Show more- Indolent lymphoma A lymphoma that tends to grow and spread slowly, in contrast to an aggressive lymphoma which tends to grow…
- Western medicine Conventional medicine, as distinct for instance from traditional Chinese medicine
- Urea A nitrogen-containing substance normally cleared from the blood by the kidney into the urine. Diseases that…
- Myoma A benign tumor of smooth muscle in the wall of the uterus. A myoma of the uterus is commonly called a…
- Brachycephaly A short head, one that is short in diameter from front to back. Brachycephaly is a frequent feature of…
- Score, Gleason A grading system for prostate carcinoma. See Gleason score
- Livid Black and blue.
- Frequency, urinary Urinating too often, at too frequent intervals, not due to an unusually large volume of urine, but rather to…
- Long-term care facility A facility that provides rehabilitative, restorative, and/or ongoing skilled nursing care to patients or…
- Appendix A small outpouching from the beginning of the large intestine (the ascending colon). Formally called the…
- Warfarin Warfarin: An anticoagulant drug (brand names: Coumarin, Panwarfin, Sofarin) taken to prevent the blood from…
- State, acute confusional See: Delirium