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).
Adverse drug reaction
See: Adverse reaction
Read the definitionRandom terms
Show more- Oral candidiasis Yeast infection of the mouth and throat caused by the fungus Candida albicans; also known as thrush. Yeast…
- Crypto Popular name for both the parasite, Cryptosporidium parvum, and the disease it causes, cryptosporidiosis
- Vitamin B -- niacin Deficiency of niacin, one of the B-complex vitamins, causes pellagra. See: Pellagra
- Lipoprotein A complex of lipid and protein, the way lipids travel in the blood. Cholesterol, a building block of the…
- Bone marrow transplantation See: Bone marrow transplant
- Surgery, reflux (fundoplication) A surgical technique that strengthens the barrier to acid reflux when the lower esophageal sphincter does not…
- Helicase An enzyme that unwinds double-strand DNA into two single DNA strands
- Bottlefeeding The use of a substitute for breast milk for feeding infants. Pediatricians generally advise exclusively…
- Biliary Having to do with the gallbladder, bile ducts, or bile. The biliary system itself consists of the gallbladder…
- Chromosome, metaphase See: Y chromosome
- Hallucinogenic 1. As an adjective: Producing hallucinations. From hallucino- + -genic, a word ending meaning producing. 2…
- Hughes Investigator See: Howard Hughes Medical Institute