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).
Neurofibromatosis type 2
Abbreviated NF2. A genetic disorder characterized by the growth of benign tumors of both acoustic nerves (the nerves to the ears). These tumors are called acoustic neuromas or, more precisely, vestibular schwannomas. They cause tinnitus…
Read the definitionRandom terms
Show more- Respiratory distress syndrome, acute Better known as ARDS. See: ARDS
- Roentgen An international unit of X-radiation or gamma-radiation. Abbreviated R. Named for Wilhelm Roentgen
- Prostatectomy, retropubic See: Retropubic prostatectomy
- Fetal fibronectin A protein produced during pregnancy and the basis of a test for preterm delivery. Fetal fibronectin (fFN)…
- Varicella (chickenpox) A highly infectious viral disease, known familiarly as chickenpox. (In many countries, this disease is always…
- Acuity test, visual This test measures how well you see at various distances. It is the familiar eye chart test. The eye chart…
- Alkaloid A member of a large group of chemicals that are made by plants and have nitrogen in them. Many alkaloids…
- Relaxant Something that relaxes, relieves, reduces tension. For example, a muscle relaxant is often administered…
- Denver Developmental Screening Test The Denver Developmental Screening Test (DDST) is a widely used assessment for examining children 0-6 years…
- Staphylococcus A group of bacteria that cause a multitude of diseases. Under a microscope, Staphylococcus bacteria are round…
- Osseous Having to do with the bone, consisting of bone, or resembling bone. From 'os' which is a synonym for 'bone.'…
- Attention deficit disorder (ADD) Attention deficit disorder (ADD): An inability to control behavior due to difficulty in processing neural…