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).
PKU, maternal
A "sugar pill" or any dummy medication or treatment. For example, in a controlled clinical trial, one group may be given a real medication while another group is given a placebo that looks just like it in order to learn if the differences…
Read the definitionRandom terms
Show more- Kindred An extended family or clan, a group of related individuals. The term 'kindred' is used in population studies…
- Shock Shock: In medicine, shock is a critical condition brought on by a sudden drop in blood flow through the body…
- Dysostosis, cleidocranial >Absent or incompletely formed collar bones (the 'cleido-' part refers to the clavicles, the collar bones)…
- Dual X-ray absorptometry See: DXA
- Telemedicine The use of medical information exchanged from one site to another via electronic communications for the…
- Hippocrates Rally credited with turning away from divine notions of medicine and using observation of the body as a basis…
- Toddler elbow See: Nursemaid's elbow
- Abraham-man Also abram-man. One of a class of beggars who once wandered over England after the dissolution of the…
- Phalangeal Pertaining to a phalanx (a bone in the finger or toe)
- Histiocytosis X Now called Langerhans cell histiocytosis. This disease is subclassified into eosinophilic granuloma, Letterer…
- Poison Control Center Special information centers set up to inform Americans about how to respond to potential poisoning. These…
- Cervical dysplasia Changes from normal in the cells lining the cervix of the uterus. Cervical dysplasia involves a sequence of…