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).
Dysplastic nevus
An atypical mole whose appearance is different from that of a common ordinary mole. Dysplastic nevi tend to be larger than ordinary moles, have more irregular borders, are often mixed in color and present in large numbers. A dysplastic…
Read the definitionRandom terms
Show more- DDH (developmental dislocation of the hip) The abnormal formation of the hip joint in which the ball at the top of the thighbone (the femoral head) is…
- Anatomical snuffbox A hollow seen on the radial aspect (the thumbside) of the dorsum (the back) of the wrist when the thumb is…
- Klippel-Feil anomaly See: Klippel-Feil sequence
- Induration Induration: Localized hardening of soft tissue of the body. The area becomes firm, but not as hard as bone
- Right ventricle The lower right chamber of the heart that receives deoxygenated blood from the right atrium and pumps it…
- Moscati See: Moscati, St. Joseph
- Acupuncture Our Acupuncture Main Article provides a comprehensive look at the who, what, when and how of Acupuncture…
- Autotransplantation The process of transplanting tissue from one part of the body to another in the same individual. The…
- Antrum A general term for cavity or chamber which may have specific meaning in reference certain organs or sites in…
- Immunocompetence The ability to produce a normal immune response
- Aristolochia fangchi A Chinese herb that is injurious to the kidney and is also associated with an increased risk of cancer of the…
- Rubella immunization The standard MMR vaccine is given to prevent measles, mumps and rubella (German measles). The MMR vaccine is…