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).
Blastoma
A tumor thought to arise in embryonic tissue. The term 'blastoma' is commonly used as part of the name for a tumor as, for examples, in glioblastoma and medulloblastoma (types of brain tumors), hepatoblastoma (a liver tumor)…
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Show more- Alternative Medicine, National Center for Compleme See: National Center for Complementary & Alternative Medicine
- Nystagmus Rapid rhythmic repetitious involuntary (unwilled) eye movements. Nystagmus can be horizontal, vertical or…
- Polyuria The excessive passage of urine (at least 2.5 liters per day for an adult) resulting in profuse urination and…
- TMJ Tempero-mandibular joint, the joint that hinges the lower jaw (mandible) to the skull.
- Mastectomy, simple Removal of one or both breasts, but not the lymph nodes
- Testing, anonymous Testing in which no name or other means is used to identify the person tested. There is total anonymity. For…
- Fever, jail See: Typhus, epidemic
- Sleepwalking Sleepwalking: Purposeful moving, usually but not always including walking, while in a deep stage of sleep…
- Synchronic study A study done at a single point in time rather than over the course of a period of time (longitudinally)
- PEJ Percutaneous endoscopic jejunostomy
- Participant 1. In a clinical trial, someone who takes part in it. A participant may or may not have a disease. The term…
- Biopsy, muscle See: Muscle biopsy