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).
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Read the definitionRandom terms
Show more- Four-finger line See: Simian crease
- Ear drum See: Eardrum
- Ubidecarenone See: Coenzyme Q10
- Cubitus varus A deformity of the elbow resulting in a decreased carrying angle (so that, with the arm extended at the side…
- Respiratory Having to do with respiration, the exchange of oxygen and carbon dioxide. From the Latin re- (again) +…
- ANC The absolute neutrophil count, the number of white blood cells (WBCs) that are neutrophils. The ANC is not…
- Overactive bladder Overactive bladder: A sudden involuntary contraction of the muscular wall of the bladder causing urinary…
- Spermicide, vaginal A vaginal spermicide is a substance that will kill sperm in the vagina. Vaginal spermicides are available in…
- Iron poisoning Iron supplements meant for adults (such as pregnant women) are a major cause of poisoning in children. Care…
- Enzyme defect A disorder resulting from a deficiency (or functional abnormality) of an enzyme. In 1902 Archibald Garrod…
- Respiratory disease, acute A sudden condition in which breathing is difficult and the oxygen levels in the blood abruptly drop lower…
- Mordant A substance capable of deepening the reaction to a stain (as in the pathology laboratory); incisive; burning…