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).
Caries
Dental cavities. Holes in the two outer layers of a tooth called the enamel and the dentin. The enamel is the outermost white hard surface and the dentin is the yellow layer just beneath enamel. Both layers serve to protect the inner…
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Show more- Hemoglobin F Normal fetal hemoglobin, the predominant type of hemoglobin in the fetus and newborn. The F stands for Fetal.
- Necrosis, coagulation Tissue death due to clots in the bloodstream, which block the flow of blood to the affected area
- Neutropenia Neutropenia: Not enough neutrophils, neutrophils being a type of white blood cell (specifically a form of…
- Munchhausen syndrome by proxy A parenting disorder in which the parent either fabricates an illness or induces an illness in their child…
- Exercise, isotonic Exercise when a contracting muscle shortens against a constant load, as when lifting a weight. Isometric…
- Lymphangioleiomyomatosis A structure consisting of a collection of blood vessels and lymph vessels that are overgrown and clumped…
- Labia majora The larger (major) outside pair of labia (lips) of the vulva (the female external genitalia).
- Diachronic study A study done over the course of time. For example, a longitudinal study of children with Down syndrome…
- VATER association A nonrandom association of birth defects. VATER is an mnemonic in which the letters V, A, T, E, and R each…
- Peptidyl-prolyl cis/trans isomerase An enzyme also known as Pin1. See: Pin1
- ALS Amyotrophic lateral sclerosis. ALS has two meanings. One meaning of ALS refers to several adult diseases…
- Corneal dystrophy A condition in which one or more parts of the cornea lose their normal clarity due to a buildup of cloudy…