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).
Targeted radiation therapy
A procedure that uses computers to create a 3-dimensional picture of the tumor in order to target the tumor as accurately as possible and give it the highest possible dose of radiation while sparing normal tissue as much as possible. It is…
Read the definitionRandom terms
Show more- Lupus Lupus: A chronic inflammatory condition caused by an autoimmune disease. An autoimmune disease occurs when…
- Evening primrose oil A natural source of essential fatty acids (EFOs). Evening primrose oil contains a higher level of arachnoidic…
- Insemination, heterologous A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- Autoclave A chamber for sterilizing with steam under pressure. The original autoclave was essentially a pressure…
- CREST syndrome A limited form of scleroderma, a disease of connective tissue with the formation of scar tissue (fibrosis) in…
- DPC4 See: MADH4
- Obstruction, airway See: Airway obstruction
- Maroteaux-Lamy syndrome A form of mucopolysaccharidosis with the clinical onset before age 3 that is characterized by an inability to…
- Small for gestational age (SGA) SGA infants weigh 2500 g or less at birth and are considered to have intrauterine growth retardation (IUGR)…
- Virus, xenotropic A virus that can grow in the cells of a species foreign to the normal host species, a species different from…
- Immunoglobulin D Abbreviated IgD. A class of immunoglobulins found as antibodies on the surface of B cells (B lymphocytes)…
- Presbyacousia See: Presbycusis