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).
IgA
Immunoglobulin A, a major class of immunoglobulins found in serum and external body secretions such as saliva, tears, and sweat as well as in the gastrointestinal, respiratory, and genitourinary tracts
Read the definitionRandom terms
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- Clay-shoveler's fracture An uncommon breakage of the spine of the vertebrae from the lower neck or upper back as a result of stress…
- Liposarcoma A malignant tumor that arises in fat cells in deep soft tissue, such as that inside the thigh. Most frequent…
- Emerging infectious disease An infectious disease that has newly appeared in a population or that has been known for some time but is…
- Hamstring The prominent tendons at the back of the knee. They are the sidewalls of the hollow behind the knee. (This…
- Functional scoliosis A structurally normal spine that appears to have a lateral curve (scoliosis). Nonstructural scoliosis…
- White-footed mouse A rodent capable of carrying the types of hantavirus that cause HPS (hantavirus pulmonary syndrome) in the…
- Surgery, retrograde intrarenal (RIRS) Retrograde intrarenal surgery (RIRS) is a procedure for doing surgery within the kidney using a viewing tube…
- Toko- (prefix) Stemming from the Greek word 'tokos' meaning childbirth, we have toc-, toco-, tok-, and toko- as combining…
- Scrape An abrasion or cut caused by something rubbing roughly against the skin. To treat scrape, wash the area with…
- Ulceration The process or fact of being eroded away, as by an ulcer
- DNA, nongenetic Through the marvelous medium of the Internet, we have discovered that DNA need not refer to deoxyribonucleic…