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).
Vaccination
Injection of a killed microbe in order to stimulate the immune system against the microbe, thereby preventing disease. Vaccinations, or immunizations, work by stimulating the immune system, the natural disease-fighting system of the body…
Read the definitionRandom terms
Show more- Curie (Ci) A unit of radioactivity. (Specifically, the quantity of any radioactive nuclide in which the number of…
- Cholangitis, sclerosing See: Primary sclerosing cholangitis
- Scurvy See: Scutellaria barbata.
- Yerba mate A stimulant beverage similar to tea, very popular in South America, brewed from the dried leaves and stemlets…
- Olivae The olives, twin structures in the brain
- Mousepox A disease of mice caused by the ectromelia virus. See: Ectromelia virus
- Tongue, anterior See: Anterior tongue
- Valley fever A disease also called coccidioidomycosis (CM) due to a fungus called Coccidioides immitis. About 40% of…
- Wry neck Medically called spasmodic torticollis, or torticollis. The most common of the focal dystonias. In…
- Bone, ankle The ankle bone is termed the talus. It is the bone of the foot that joins the tibia and fibula to form the…
- Medigap Health insurance in the US that is intended to supplement Medicare benefits and presumably to fill the gaps…
- Tympanic cavity The major portion of the middle ear, consisting of a narrow air-filled cavity in the temporal bone that…