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).
Daily Prayer of a Physician
A prayer that is said to have been written by the 12th-century physician-philosopher Moses Maimonides. Like the famous oath of Hippocrates, the prayer of Maimonides is often recited by new medical graduates. This prayer, which is also…
Read the definitionRandom terms
Show more- Congenital neutropenia, severe (SCN) Neutropenia, severe (SCN): Children born with this condition lack neutrophils (a type of white blood cell…
- T.i.d. (on prescription) Seen on a prescription, t.i.d. means three times a day. It is an abbreviation for 'ter in die' which in Latin…
- Lens, objective In a microscope, the objective lens is the lens nearest to the object being examined whereas the lens closest…
- DNA replication A wondrous complex process whereby the ('parent') strands of DNA in the double helix are separated and each…
- Anion gap A measurement of the interval between the sum of 'routinely measured' cations minus the sum of the 'routinely…
- McCune-Albright syndrome Abbreviation (not only for McDonald's but also) for a number of entities in medicine including minimal change…
- Pyuria Pus in the urine. Pyuria is a sign of inflammation often related to infection
- Typhus, African tick One of the tick-borne rickettsial diseases of the eastern hemisphere, similar to Rocky Mountain spotted…
- Oculodentodigital dysplasia A genetic disorder that affects many body structures and systems, including the eyes, face, teeth, fingers…
- Dystonia, Segawa Dystonia, Segawa: An important variant form of dopa-responsive dystonia (DRD). DRD typically begins in…
- Barrett esophagus See: Barrett's esophagus
- Sleep drug Any drug used to help sleep. Most prescription sleep drugs are sedative hypnotic agents. They include Valium…