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).
Genes
The basic biological units of heredity. Segments of deoxyribonucleic acid (DNA) needed to contribute to a function. An official definition: According to the official Guidelines for Human Gene Nomenclature, a gene is defined as 'a DNA…
Read the definitionRandom terms
Show more- Stones, cystine kidney Cystine kidney stones are due to cystinuria, an inherited (genetic) disorder of the transport of an amino…
- Opening, vaginal The opening to the muscular canal extending from the cervix to the outside of the body. The word 'vagina' is…
- Hypoplasia, syndromatic hepatic ductular Also called Alagille syndrome or arteriohepatic dysplasia, this is a genetic disorder characterized by…
- Ecogenetics The interaction of genetics with the environment. The genetic disease PKU (phenylketonuria) provides an…
- Diabesity Diabetes caused by overweight or obesity. From diabetes + obesity. Synonymous with the usual form of type 2…
- HT1A See: 5-HT1A
- Multipara A woman who has had 2 or more pregnancies resulting in potentially viable offspring. A woman who is 'para…
- Catalyst A substance that speeds up a chemical reaction but is not consumed or altered in the process. Catalysts are…
- Implantation, seed Radiation treatment given by placing radioactive material contained within a small cylindrical shell directly…
- Spinal cord disease in diabetes Involvement of the spinal cord in people with diabetes. Most of the neurologic attention in diabetes mellitus…
- Syndrome A set of signs and symptoms that tend to occur together and which reflect the presence of a particular…
- Graves disease Generalized diffuse overactivity ('toxicity') of the entire thyroid gland which becomes enlarged into a…