MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Eye color
The color of the iris. The genetics of eye color are complicated. Eye color is polygenic. It is determined by multiple genes. The eye color genes include EYCL1 (a green/blue eye color gene located on chromosome 19), EYCL2 (a brown eye…
Read the definitionRandom terms
Show more- Septate Ided: A septate uterus is a one that is divided
- Regional enteritis Crohn's disease, a chronic inflammatory disease of the intestine primarily in the small and large intestines…
- Mucus A thick slippery fluid produced by the membranes lining certain organs such as the nose, mouth, throat, and…
- Autosomal chromosome Any chromosome except for the sex chromosomes. Humans have 44 autosomal chromosomes, or autosomes
- Hyperostosis Overgrowth of bone. Hyperostosis is a nonspecific term that does not refer to any particular condition
- Inhibitor, protease An agent that can keep a protease from working and splitting a protein into peptides. Protease inhibitors are…
- Cox-2 Cyclooxygenase-2, a protein acts as an enzyme and specifically catalyzes (speeds) the production of certain…
- Syndrome, Guillain-Barre See: Guillain-Barre syndrome
- Aarskog syndrome See: Aarskog-Scott syndrome
- Anophthalmia Absence of the eye, as a result of a congenital malformation (birth defect) of the globe. Anophthalmia…
- Body surface area BSA. The total suface area of the human body. The BSA is used in many measurements in medicine, including the…
- Dilated cardiomyopathy A disorder in which the chambers of the heart are dilated (enlarged) because the heart muscle is weakened and…