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).
Tolerance
A state in which a T cell can no longer respond to antigen. The T cell 'tolerates' the antigen. Also called immune tolerance
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Show more- Amyloidosis, hereditary Amyloidosis, hereditary: A familial (inherited) disorder in which protein deposits (amyloid) accumulate in…
- ALPS Autoimmune lymphoproliferative syndrome
- Coronavirus An agent that inhibits the action of the enzyme cox-1 (cyclooxygenase-1). The common anti-inflammatory drugs…
- Asthma susceptibility gene One of the genes that predisposes a person to asthma. A new gene family that plays a major role in asthma…
- Under the weather Colloquial expression for sick or ill as, for example, to be under the weather with the flu. The phrase…
- Low blood pressure Low blood pressure: Any blood pressure that is below the normal expected for an individual in a given…
- Calcium A mineral found mainly in the hard part of bones, where it is stored. Calcium is added to bones by cells…
- Collagenopathy Any one of a group of disorders that affect connective tissue, the tissue that supports the body's joints and…
- Rounds The act of seeing patients in the hospital or another in-patient setting. After doing his hospital rounds…
- Stool The solid matter discharged in a bowel movement
- Osteotomy Taking out part or all of a bone, or cutting into or through bone.
- Diuresis The increased formation of urine by the kidney. See diuretic for more detail