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).
Control (research)
In research, control subjects or control procedures permit comparison with experimental results. The first controlled clinical research was probably done in 1875 by the British naval surgeon James Lind who, on board the HMS Salisbury, gave…
Read the definitionRandom terms
Show more- Hera In Greek mythology, a protector of women, who with her daughter Eileithyia was often called upon during…
- Anti-citrulline antibody See: Citrulline antibody
- Amathophobia An abnormal and persistent fear of dust. Sufferers experience anxiety even though they realize dust poses no…
- Tamponade, chronic A situation in which a chronic excess of fluid inside the pericardial sac and thickening of the pericardial…
- Cytogenetics The study of chromosomes, the visible carriers of DNA, the hereditary material. Cytogenetics is a fusion…
- Hydroxytryptamine See: Serotonin
- Hormone,T4 Thyroxine
- Deafness and Communication Disorders, Institute Institute on (NIDCD): One of the US National Institutes of Health. The mission of the National Institute on…
- C. botulinum Clostridium botulinum
- Saccular aneurysm An aneurysm that resembles a small sack. A berry aneurysm is typically saccular. An aneurysm is a localized…
- Nails, jogger's Very small semi-circular white spots on the nails. These spots may be found on the fingernails and…
- Progressive multifocal leukoencephalopathy A rapidly progressive, often fatal viral infection of the brain. Commonly abbreviated as PML. PML is believed…