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).
Dentin
Dentin is the hard tissue of the tooth surrounding the central core of nerves and blood vessels (pulp).
Read the definitionRandom terms
Show more- Insecticidal Capable of killing insects or controlling their growth
- Spotted fever Fever: Also known as Rocky Mountain spotted fever. An acute febrile (feverish) disease initially recognized…
- Defect, enzyme An abnormality in the protein (enzyme) important in catalyzing a normal biochemical reaction in the body…
- Aneurysm, arterial An aneurysm involving an artery. As opposed to a venous aneurysm or a cardiac aneurysm. An aneurysm is a…
- Myeloperoxidase deficiency Deficiency of the enzyme myeloperoxidase which may predispose to severe fungal infections. The enzyme is…
- United States Public Health Service The agency responsible for the public health of the American people. The Public Health Service (PHS)…
- Development The process of growth and differentiation.
- Gland 1. A group of cells that secrete a substance for use in the body. For example, the thyroid gland. 2. A group…
- Malar Referring to the cheek.
- Porphyria cutanea tarda Literally, the late skin form of porphyria, a genetic photosensitive (light-sensitive) skin disease with…
- Spinal compression The act of exerting an abnormal amount of pressure on the spinal cord. Spinal compression may, for instance…
- Hemidiaphragm, raised See: Elevated hemidiaphragm