MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Actinomycetes
A group of gram-positive bacteria (order Actinomycetales) that produce various bioactive agents including antibiotics, enzymes, and vitamins. Streptomyces belong to this bacterial order
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Show more- Hyperbilirubinemia type I Better known as Gilbert's disease, a common but harmless genetic condition in which a liver enzyme essential…
- T cell A type of white blood cell that is of key importance to the immune system and is at the core of adaptive…
- Lassa virus The deadly cause of Lassa fever. Lassa virus is a virulent and highly transmissible RNA virus that belongs to…
- Rash, yeast diaper Rash, yeast diaper: Infection in the diaper area caused by a yeast formerly called Monilia and now called…
- Aphthous ulcer Aphthous ulcer: A small sensitive painful ulcer crater in the lining of the mouth. Commonly called a canker…
- Pain, back Pain felt in the low or upper back. There are many causes of back pain. Pain in the low back can relate to…
- Arth. and Musculoskeletal and Skin Dis, Nat'l Inst S and Musculoskeletal and Skin Diseases, National Institute of (NIAMS): One of the National Institutes of…
- Rotavirus Rotavirus (RV): A leading cause of severe winter diarrhea in young children, RV each year causes an estimated…
- Junk DNA Noncoding regions of DNA that have no apparent function. The term 'junk DNA' is a disparaging one, expressing…
- Syndrome, Li-Fraumeni (LFS) This is an extraordinary cancer family syndrome. People with LFS have a tendency to develop a great diversity…
- Encopresis Encopresis: Inability to control the elimination of stool (fecal incontinence). Encopresis can have a variety…
- Silk Road disease Behcet's disease. Called Silk Road disease because it is most common and more severe in people originating…