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).
Infectious hepatitis
See Hepatitis A
Read the definitionRandom terms
Show more- Ball-and-socket joint A ball-and-socket joint is one in which the round end of a bone fits into the cavity of another bone. The hip…
- Multiparous 1) Having two or more offspring at one birth. 2) Related to a multipara. See also uniparous.
- Shell egg An egg in a shell. See: Raw egg
- Nose, runny Rhinorrhea is the medical term for this common problem. From the Greek words 'rhinos' meaning 'of the nose'…
- Cancer, ovary Cancer of the egg sac of females: the ovary. The anatomic location of the ovaries: NTER>Most ovarian growths…
- Tinea cruris A superficial fungus infection of the crotch and perineum known popularly as jock itch. Good general hygiene…
- Bayesian Pertaining to Thomas Bayes (1702-1761) and to probability methods based on Bayes theorem. As in Bayesian…
- Meningitis Inflammation of the meninges, usually due to a bacterial infection but sometimes from viral, protozoan, or…
- Coronary artery disease >Chest pain (angina pectoris) from inadequate blood flow to the heart; >Heart attack (acute myocardial…
- Chemo-brain See: Chemobrain
- Ophthalmoplegia with ragged-red fibers See: Kearns-Sayre syndrome
- Dementia, MELAS Dementia, MELAS: MELAS is the acronym for Mitochondrial Encephalopathy, Lactic Acidosis, and Strokelike…