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).
Exanthem subitum
Means a sudden rash. A viral disease of infants and young children with sudden onset of high fever which lasts several days and then suddenly subsides leaving in its wake a fine red rash. The causative agent is herpesvirus type 6 so the…
Read the definitionRandom terms
Show more- Rib, false One of the last 5 pairs of ribs. A rib is said to be 'false' if it does not attach to the sternum (the breast…
- Electromagnetic field therapy See: Magnet therapy
- Tinea barbae A superficial fungal infection of the skin, affecting the bearded area of the face and neck, with swellings…
- Vertigo, benign paroxysmal positional (BPPV) A balance disorder that results in the sudden onset of dizziness, spinning, or vertigo when moving the head
- I (drug caution code) Abbreviation on a medication that indicates 'interaction' because the medication may interact adversely with…
- DNA, repetitive DNA sequences that are repeated in the genome. These sequences do not code for protein. One class termed…
- Elbow, tip of the The bony tip of the elbow is called the olecranon. It is formed by the near end of the ulna, one of the two…
- Gene The basic biological unit of heredity. A segment of deoxyribonucleic acid (DNA) needed to contribute to a…
- SV 40 See: SV40
- Silk Road disease Behcet's disease. Called Silk Road disease because it is most common and more severe in people originating…
- End-of-the-road disease Guinea worm disease, a parasitic illness caused by infection with the guinea worm (Dracunculus medinensis)…
- Cadaver A dead human body that may be used by physicians and other scientists to study anatomy, identify disease…