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).
Pill
In pharmacy, a medicinal substance in a small round or oval mass meant to be swallowed. Pills often contain a filler and a plastic substance such as lactose that permits the pill to be rolled by hand or machine into the desired form. The…
Read the definitionRandom terms
Show more- MCH Abbreviation for mean cell hemoglobin concentration, which is the average concentration of hemoglobin in a…
- Abstinence The voluntary self-denial of food, drink, or sex. Today, abstinence most commonly refers to denial of one's…
- Infectivity The proportion of persons exposed to an infectious agent who become infected by it
- Seizure, petit mal See: Petit mal
- Microvascular surgery Surgery on very small blood vessels such as those only 3 to 5 millimeters in diameter. Microvascular surgery…
- Quadriceps Although the term 'quadriceps' technically may refer to any four-headed muscle, it usually refers to and is…
- Chloroprene A possible carcinogen (cancer-causing agent) primarily used in the production of the elastomer…
- Genetic Having to do with genes and genetic information.
- Small intestine insufficiency See: Short bowel syndrome
- Polony A tiny colony of DNA, about one micron in diameter. The word 'polony' is a contraction of 'polymerase…
- Neurofibromatosis, bilateral acoustic See: Neurofibromatosis type 2
- Angioplasty Procedure with a balloon-tipped catheter to enlarge a narrowing in a coronary artery. Also called…