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).
Ethylene oxide
A chemical widely used in the health care industry to sterilize medical devices and also used to make other chemicals. In the year 2000 the US government upgraded ethylene oxide to the status of a 'known human carcinogen.' There is an…
Read the definitionRandom terms
Show more- Materterine See: Materteral
- Syndrome, Down A common chromosome disorder due to an extra chromosome number 21 (trisomy 21). Down syndrome causes mental…
- Mastectomy, prophylactic Removal of one or both breasts without the current presence of cancer. This surgery is sometimes chosen as a…
- Chin Medically, the mentum. The lower portion of the face below the lower lip including the prominence of the…
- Muscle, ciliary One of the muscles that relax the zonules to enable the lens to change shape for focusing. The zonules are…
- Hypoosmolar In biochemistry, referring to hypoosmolarity, an abnormal decrease in the osmolarity of the body fluids
- Body packing The practice of internally concealing illicit drugs. See: Body packer
- Sidney Goldring See: Goldring, Sidney
- Tuberculosis, MDR Multidrug-resistant tuberculosis. See: Tuberculosis, antibiotic-resistant
- Transvestism Dressing in the clothing of the opposite sex. Transvestism is distinct from both transsexualism and…
- Injury, knee meniscus Injury to one of the two crescent-shaped cartilage pads between the two joints formed by the femur (the thigh…
- Weight Watchers