MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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.
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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).
Hamstring
The prominent tendons at the back of the knee. They are the sidewalls of the hollow behind the knee. (This hollow is called the popliteal space). Both hamstrings connect to muscles that flex the knee. A pulled hamstring is a common…
Read the definitionRandom terms
Show more- Chiropractor Someone who practices chiropractic. Chiropractic defined as a system of diagnosis and treatment that is based…
- Spasmodic dysphonia A voice disorder caused by involuntary movements of one or more muscles of the larynx or voice box. People…
- Test, Venereal Disease Research Laboratory A blood test for syphilis. Venereal Disease Research Laboratory is commonly abbreviated VDRL. A negative…
- Blepharophimosis Horizontal narrowing of the palpebral fissures (eye slits)
- Inguinal canal A passage in the lower anterior abdominal wall which in the male allows passage of the spermatic cord and in…
- TSH Stands for thyroid stimulating hormone, a hormone produced by the pituitary gland at the base of the brain in…
- Ocular histoplasmosis syndrome An eye disease that is a leading cause of vision loss, due to the spread of spores of the fungus Histoplasma…
- Tube, tympanostomy A small plastic tube inserted into the eardrum to keep the middle ear aerated for a prolonged period of time…
- Virology The study of viruses
- Femoral artery A large artery that starts in the lower abdomen and goes down into the thigh The femoral artery starts as a…
- Menstruation Menstruation: The periodic blood that flows as a discharge from the uterus. Also called menorrhea, the time…
- Vaccine, inactivated polio See: Polio vaccine, inactivated