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).
Child neglect
Child neglect is the most frequently reported form of child abuse (60% of all cases) and the most lethal. Child neglect is the failure to provide for the shelter, safety, supervision and nutritional needs of the child. Child neglect may be…
Read the definitionRandom terms
Show more- DNA sequence, finished A DNA sequence in which the bases are identified to an accuracy of no more than 1 error in 10,000 and are…
- Hydrocephaly Also known as hydrocephalus, this is an abnormal buildup of cerebrospinal fluid (CSF) in the ventricles of…
- HIV test A test for the human immunodeficiency virus, the cause of AIDS. HIV tests are designed to detect antibodies…
- Operation, Blalock-Taussig A pioneering heart operation named after the American surgeon Alfred Blalock (1899-1964) and the pediatric…
- CMV (cytomegalovirus) A virus that infects 50-85% of adults in the US by age 40 and is also the virus most frequently transmitted…
- Supernumerary nipple An extra nipple. Supernumerary nipples are usually smaller than normal and vestigial (nonfunctional, without…
- Haemophilus influenzae genome See: H. flu genome
- Olivopontocerebellar atrophy >OPCA I (or SPA 1) -- Autosomal dominant. Onset of symptoms usually in the third or fourth decade of life…
- Cohort study A study in which a particular outcome, such as death from a heart attack, is compared in groups of people who…
- Postphlebitic syndrome See: Post-thrombotic syndrome
- Leishmania infection A parasitic disease, also called leishmaniasis, spread by the bite of sand flies infected with a protozoa…
- Intrauterine insemination (IUI) A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…