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).
Leg
In popular usage, the leg extends from the top of the thigh down to the foot. However, in medical terminology, the leg refers to the portion of the lower extremity from the knee to the ankle. The leg has two bones: the tibia and the…
Read the definitionRandom terms
Show more- Nose picking Rhinotillexomania, one of the more obscure and exotic terms in medicine. 'Rhinotillexomania' has drawn…
- PH, urine See: Urine pH
- Spots in front of the eyes Also known as 'floaters', blurry spots that drift in front of the eyes but do not block vision. The blur is…
- Norwalk-like virus See: Norovirus
- Fever, Thai hemorrhagic A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage…
- Typhus, mite-borne See Typhus, scrub
- Arthritis, Lyme Inflammation of the joints associated with Lyme disease, a bacterial disease spread by ticks
- Synovial cyst, popliteal A swelling in the space behind the knee (the popliteal space). The swelling is composed of a membrane-lined…
- Segment, genomic A region of the genome; it encompasses objects described as loci or probes. Genomic segments can range in…
- Typhoon supplies kit One of a group of acute infections caused by rickettsiae, transmitted by arthropods (lice, fleas, mites), and…
- Postherpetic neuralgia Localized pain in the area of involvement of shingles that persists beyond one month. The most common…
- Abdominal cavity The cavity within the abdomen, the space between the abdominal wall and the spine. The abdominal cavity is…