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).
Pecs
Slang for the pectoral muscles, muscles of the 'anterior chest' (the front of the chest). The Latin 'pectus' means 'chest.'
Read the definitionRandom terms
Show more- White-footed mouse A rodent capable of carrying the types of hantavirus that cause HPS (hantavirus pulmonary syndrome) in the…
- Percutaneous Through the skin, as in a percutaneous biopsy
- Physician assisted suicide See: Physician-assisted suicide
- Hip fracture Broken bone in the hip, a key health problem among the elderly, usually due to a fall or other kind of trauma…
- Bid (on prescription) Seen on a prescription, bid means twice (two times) a day. It is an abbreviation for 'bis in die' which in…
- Bronchus One of the large air tubes leading from the trachea to the lungs that convey air to and from the lungs. The…
- Porphyria cutanea tarda Literally, the late skin form of porphyria, a genetic photosensitive (light-sensitive) skin disease with…
- Atypical measles syndrome (AMS) Measles syndrome (AMS): An altered expression of measles, AMS begins suddenly with high fever, headache…
- Myokymia Continuous involuntary muscle twitchings that give the appearance of wormlike rippling of muscle. The muscle…
- Aceruloplasminemia A genetic disorder in which there is absence of the protein ceruloplasmin from blood and accumulation of iron…
- Tick fever See: Rocky Mountain spotted fever
- Test, radionucleide stress Stress: This procedure involves injecting a radioactive isotope (typically thallium or cardiolyte) into the…