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).
Essential tremor
Uncontrollable shaking (tremor) of the hands and head and sometimes other parts of the body. Essential tremor is the most common of all movement disorders and is estimated to affect 3 to 4 million people in the US. In more than half of…
Read the definitionRandom terms
Show more- Avulsion Tearing away. A nerve can be avulsed by an injury, as can part of a bone.
- MCP Membrane cofactor protein. A ubiquitous protein on the surface of cells that regulates complement and is…
- Chromosome 11 childhood leukemia A new type of childhood leukemia in which a piece of chromosome 11 has been translocated (broken off and…
- Postulates, Koch's In 1890 the German physician and bacteriologist Robert Koch set out his celebrated criteria for judging…
- Psychooncology See: Psycho-oncology.
- Disorder, central auditory processing A condition in which there is an inability to differentiate, recognize or understand sounds while both the…
- Pneumomediastinum Free air in the mediastinum (space betweens the lungs) which may give rise to pneumothorax or…
- Premenstrual Just before the start of menstruation. As in a premenstrual headache
- Integron A mobile DNA element that can capture and carry genes, particularly those responsible for antibiotic…
- Meconium ileus Obstruction of the intestine (ileus) due to overly thick meconium, the dark sticky stuff that is normally…
- Dihydroorotate dehydrogenase See: Alzheimer disease.
- Frontal In anatomy, pertaining to the forehead. As, for example, the frontal bone, frontal sinus, and frontal nerve…