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.
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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).
Fracture, stress
A fracture caused by repetitive stress, as may occur in sports, strenuous exercise, or heavy physical labor. Stress fractures are especially common in the metatarsal bones of foot, particularly in runners. Osteoporosis increases the…
Read the definitionRandom terms
Show more- Adam A street name for 3-4 methylenedioxymethamphetamine. See: Ecstasy
- Dejerine-Klumpke palsy See: Klumpke palsy
- PA-C Physician Assistant - Certified
- Maternal mortality rate The number of maternal deaths related to childbearing divided by the number of live births (or by the number…
- Complication In medicine, an additional problem that arises following a procedure, treatment or illness and is secondary…
- Snoreplasty, injection An injection of a chemical called sodium tetradecyl sulfate that promotes stiffening of the soft palate by…
- LSD Lysergic acid diethylamide, an hallucinogen. LSD is an abbreviation of the German term…
- Relapse The return of signs and symptoms of a disease after a patient has enjoyed a remission. For example, after…
- Bone cyst, simple A solitary fluid-filled cyst (cavity) in a bone, usually in the shaft of a long bone, especially the humerus…
- Flu shot The flu (influenza) vaccine is recommended annually (each year) for persons at high risk for serious…
- Tamoxifen (Nolvadex) An antiestrogen (a drug that blocks the effects of estrogen) which competes with estrogen for binding sites…
- PELD Pediatric End-Stage Liver Disease. A disease severity scoring system for children under 18 years of age…