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).
Steroid abuse
Steroid abuse: Use of substances containing anabolic steroids to increase muscle mass. Such steroids can have many side effects when misused, including psychiatric problems, liver tumors, reduction in the size of the male genitals and…
Read the definitionRandom terms
Show more- Film, tear See: Tear film
- Microcephaly Microcephaly: An abnormally small head due to failure of brain growth. In precise terms, microcephaly is a…
- Regional enteritis Crohn's disease, a chronic inflammatory disease of the intestine primarily in the small and large intestines…
- Penicillin history The discovery of penicillin, one of the major events in the history of medicine. In 1871 the scientist Joseph…
- Roofer's knee See prepatellar bursitis.
- Case-to-infection proportion See: Case-to-infection ratio
- Chromosome, dicentric A chromosome in the stage of the cell cycle (the sequence of events in the life of a cell) when a chromosome…
- Sexually transmitted infection An infection that can be transferred from one person to another through sexual contact. In this context…
- Allopathist See: Allopath
- Jejunostomy A surgical operation to create an opening of the jejunum (a part of the (a part of the small intestine) to a…
- Polyglandular autoimmune syndrome (PGA) A genetic autoimmune disease with an extraordinary array of clinical features but characterized most often by…
- Antiphospholipid antibody syndrome Antiphospholipid antibody syndrome (APLS): An immune disorder characterized by the presence of abnormal…