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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
DNA virus
A virus in which the genetic material is DNA rather than RNA. The DNA may be either double- or single-stranded. Major groups of double-stranded DNA viruses (class I viruses) include the adenoviruses, the herpes viruses, and the poxviruses…
Read the definitionRandom terms
Show more- Vaccinia gangrenosa See Progressive vaccinia
- Cogan corneal dystrophy A disorder in which the cornea (the normally clear front window of the eye) shows grayish fingerprint lines…
- Cuboid bone The cuboid bone is the outer bone in the instep of the foot. It is called the cuboid bone because it is…
- HTLV Human T-lymphotropic virus
- Gullet The esophagus. The words esophagus and gullet differ in origin. Esophagus comes from the Greek whereas gullet…
- Sydenham chorea An acute neurologic disorder that emerges several months following a streptococcal ('strep') infection, most…
- Buruli ulcer A disorder caused by infection with a member of the family of bacteria that causes tuberculosis and leprosy…
- Ablate To remove. A tumor may be ablated. To ablate the thyroid gland is to remove it. The word 'ablation' came from…
- Disease, Ritter This is the scalded skin syndrome, a potentially serious side effect of infection with the Staph…
- Bunion A bunion is a localized painful swelling at the base of the big toe (the great toe). The joint is enlarged…
- Flail chest When enough ribs are broken (usually from a crush injury) to compromise the rigidity of the chest wall. On…
- Infection, roundworm Infection from a type of parasitic worm that hatches in the intestines and lives there. The eggs of the…