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).
System, locomotive
The system that permits locomotion, movement from one place to another. The key components of this system are the bones that are the framework of the skeleton, the joints that hold the bones together and make movement possible, and the…
Read the definitionRandom terms
Show more- Meniere disease Meniere disease: A condition with recurrent vertigo accompanied by ringing in the ears (tinnitus) and…
- Sign language Sign language: A language that employs signs made with the hands and other movements, including facial…
- Sinus, cavernous A large channel of venous blood creating a 'sinus' cavity bordered by the sphenoid bone and the temporal bone…
- Blood count The calculated number of white or red blood cells (WBCs or RBCs) in a cubic millimeter of blood
- Citrulline A non-standard amino acid that is not normally present in protein. Citrulline is created in the body as an…
- Zinc excess Too much zinc can cause gastrointestinal irritation (upset stomach), interfere with copper absorption and…
- Science (journal) A weekly journal concerning science. Science was founded in 1880 by one of the world's most famous…
- Crease, single transverse palmar See: Simian crease
- Paralysis, laryngeal nerve Paralysis of the recurrent laryngeal nerve, a branch of the vagus nerve (a long and important nerve that…
- Hecht-Beals syndrome See: Hecht syndrome
- Meter, pH See: pH meter
- Vaginitis Vaginitis: Inflammation of the vagina. The vagina is the muscular canal extending from the cervix to the…