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).
Cluster
In epidemiology, an aggregation of cases of a disease or another health-related condition, such as a cancer or birth defect, closely grouped in time and place. The number of cases in the cluster may or may not exceed the expected number…
Read the definitionRandom terms
Show more- Sleep jerk See: Hypnic jerk
- Phenocopy 1. An environmental condition that imitates (copies) one produced by a gene. 2.The person who has an…
- LHRH agonist A compound that is similar to LHRH (luteinizing hormone-releasing hormone) in structure and is able to act…
- BSL-3 Biosafety level 3. A level of biosafety considered appropriate for agents that may be transmitted by the…
- Primordia See: Primordium
- Line, germ A sequence of cells, each descended from earlier cells in the lineage, which will develop into new sperm and…
- Scrub up To wash the hands and forearms very thoroughly, as before surgery. To scrub up implies the use of a brush…
- Thomas Sydenham See: Sydenham, Thomas
- Iridology The practice of diagnosing disease by examining the iris of the eye. Although some diseases do affect the…
- Cain, mark of The mark that God set upon Cain, the eldest son of Adam. According to the Book of Genesis in the Bible, God…
- Multiple system atrophy See: Shy-Drager syndrome, which is also known as multiple system atrophy with postural hypotension
- Syndrome, incontinentia pigmenti A genetic disease that begins soon after birth with the development of blisters on the trunk and limbs. These…