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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Molecular biology
The study of biology on a molecular level including the structure, function, and makeup of biologically important molecules such as DNA, RNA, and proteins. The field of molecular biology involves many other areas of biology such as…
Read the definitionRandom terms
Show more- Hypotonic solution A solution with a lower salt concentration than in normal cells of the body and the blood. As opposed to an…
- Causalgia Intense burning pain and sensitivity to the slightest vibration or touch, usually in the hand or foot, at a…
- Forestier disease A form of degenerative arthritis characteristically associated with flowing calcification along the sides of…
- Epilepsy, temporal lobe See: Epilepsy, temporal-lobe
- Immunization, influenza Influenza: See Immunization, flu
- Hyperlipidemia High lipid (fat) levels in the blood.
- Cornelia de Lange syndrome See: de Lange syndrome
- Ergonomics The science of making things fit people instead of asking people to fit things. Ergonomics uses knowledge…
- MAP The commonly used term for Mycobacterium avium subspecies paratuberculosis. MAP is an acronym derived from…
- Diabetic spinal cord disease Involvement of the spinal cord in diabetes. Most of the neurologic attention in diabetes mellitus has focused…
- JC virus (JCV) A virus that commonly causes infections of no consequence in children with a normal immune system but…
- SEER The Surveillance, Epidemiology, and Ends Results (SEER) program that maintains statistics on cancer in the…