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).
Integron
A mobile DNA element that can capture and carry genes, particularly those responsible for antibiotic resistance. Integrons do this by site-specific recombination. There are at least three classes of integrons based upon which integrase…
Read the definitionRandom terms
Show more- RT-PCR RT-PCR (Reverse transcriptase-polymerase chain reaction) is a highly sensitive technique for the detection…
- Yolk sac Not all yolk has to do with birds' eggs. Human embryos have a yolk sac, too. The human yolk sac is a membrane…
- Situational syncope The temporary loss of consciousness in a particular kind of situation. The situations that trigger this…
- Category one hurricane A hurricane with winds 74-95 mph (64-82 kt or 119-153 km/hr). Storm surge generally 4-5 ft above normal. No…
- Rabbit fever An infection in rabbits and other wild rodents caused by the bacterium Francisella tularensis that can be…
- Heterochromia iridis A difference of color between the iris of one eye and the other. (A person with one brown and one blue eye…
- Cusp In reference to heart valves, one of the triangular segments of the valve which opens and closes with the…
- Nail cross furrows See: Beau's lines
- Cranial arteritis A serious disease characterized by inflammation of the walls of the blood vessels (vasculitis). The vessels…
- Dental and Craniofacial Research, National Inst. E of (NIDCR): One of the National Institutes of Health (NIH) in the U.S., the NIDCR is for dental and other…
- Conjugated linoleic acid (CLA) A supplement that has been promoted as an aid to weight loss and muscle building and as a deterrent to…
- Apollo In Greek mythology, often considered to be a god of healing. In stories such as The Iliad, Apollo is depicted…