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).
Meningococcal infection
Infection with the bacterium Neisseria meningitidis. (Neisseria was formerly called Meningococcus and the term 'meningococcal' is still entrenched.) Persons with a meningococcal infection may have any of several acute illnesses, including…
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Show more- Laser coagulation The coagulation (clotting) of tissue using a laser. A coagulation laser produces light in the visible green…
- Pathobiology Pathology, with emphasis on the pathophysiological and pathogenetic mechanisms underlying human disease
- Attention deficit hyperactivity disorder Der=0> ODYvAlign=top bgColor=#cccccc colSpan=2> vAlign=top width='100%' bgColor=#ffffff>Our Attention deficit…
- MDR Minimal daily requirement. Multidrug resistant
- Tired A feeling of a lessened capacity for work and reduced efficiency of accomplishment, usually accompanied by a…
- SA node The SA node (SA stands for sinoatrial) is one of the major elements in the cardiac conduction system, the…
- Insect sting Stings from large stinging insects such as bees, hornets, yellow jackets and wasps can trigger allergic…
- Quasidominant Pattern of inheritance that seems due to a dominant trait but is in fact due to the mating of a person who…
- Nervous system, sympathetic A part of the nervous system that accelerates the heart rate, constricts blood vessels, and raises blood…
- Selfish operon A hypothesis according to which the clustering of genes and their subsequent organization into operons is…
- Radiomimetic Imitating radiation. A radiomimetic drug is one that imitates the effects of radiation as in the case of…
- Dyscrasia Any disease condition, especially in hematology, as in 'blood dyscrasias.' The term 'dyscrasia' was borrowed…