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).
Johnson-Stevens syndrome
See: Stevens-Johnson syndrome.
Read the definitionRandom terms
Show more- Tendon, patellar See: Patellar tendon
- Study, gastric emptying A gastric emptying study evaluates the emptying of food from the stomach. For a gastric emptying study, a…
- Chloroprene A possible carcinogen (cancer-causing agent) primarily used in the production of the elastomer…
- Introitus, vaginal The vaginal opening is called the introitus of the vagina. The Latin word 'introitus' comes from 'intro'…
- Test, prostate specific antigen See: PSA
- Plasticity, brain See Neuroplasticity
- Premature contraction of the heart When a single heartbeat occurs earlier than normal. This phenomenon can be within normal limits or represent…
- Hysterectomy Hysterectomy: A surgical operation to remove the uterus and, sometimes, the cervix. Removal of the entire…
- Aerobic Oxygen-requiring. Aerobic bacteria need oxygen to grow. Aerobic exercise requires the heart and lungs to work…
- Family practice The medical specialty which provides continuing and comprehensive health care for the individual and family…
- Modafinil Modafinil: An oral drug first approved by the FDA in 1998 for the treatment of narcolepsy, a condition in…
- Taenia asiatica Taenia solium.