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).
Placental dystocia
Difficulty delivering the placenta (the afterbirth). Dystocia comes from the Greek 'dys' meaning 'difficult, painful, disordered, abnormal' + 'tokos' meaning 'birth.
Read the definitionRandom terms
Show more- Primary HIV infection The first few months after infection with HIV (the human immunodeficiency virus). During primary HIV…
- Neurotheology The search for the place(s) in the brain where religious beliefs originate. Neurotheology mixes terms and…
- Barrett esophagus See: Barrett's esophagus
- Paragonimiasis Infection with the trematode (parasitic worm) Paragonimus. More than 10 species of trematodes (flukes) of the…
- Autologous In blood transfusion and transplantation, a situation in which the donor and recipient are the same person…
- Pro time The pro time (or, more properly, the prothrombin time) is a test of the integrity of part of the clotting…
- Calcipotriene A synthetic form of vitamin D3 that can be applied to the skin to treat psoriasis
- Ischium Bone making up the lower down back part of the pelvis
- Erythrasma A chronic superficial slowly spreading skin infection, especially in the folds of the body and webs between…
- Family, gene A group of genes related in structure and often in function. The genes belonging to a gene family are…
- Syndrome, third and fourth pharyngeal pouch See: DiGeorge syndrome
- Pain, knee Causes of knee pain include injury, degeneration, arthritis, infrequently infection and rarely bone tumors.