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).
Infection, urinary tract (UTI)
An infection in the urinary system that begins when microorganisms cling to the opening of the urethra (the canal from the bladder) and begin to multiply. Most UTIs are due to one type of bacteria, E. (Escherichia) coli, a normal denizen…
Read the definitionRandom terms
Show more- Atrial fib Atrial fibrillation
- Melanoma, conjunctival An uncommon eye cancer that arises in the conjunctiva, the clear membrane that covers the outer surface of…
- Region, regulatory A region of a chromosome that controls gene expression. In terms of DNA, it is a regulatory sequence
- Incontinent Unable to control excretions, to hold urine in the bladder or keep feces in the rectum. This is the usual…
- Feed contaminant A substance contaminating animal feed. Contaminants in animal feed can threaten human health. There are two…
- Epsom salt Magnesium sulfate. Known as Epsom salt because it was originally extracted from the mineral-rich water of…
- Tarsal tunnel syndrome A type of compression neuropathy (nerve disease due to compression of the nerve) in the ankle and foot…
- Dicentric chromosome An abnormal chromosome with two centromeres rather than the normal one. Every normal chromosome has one…
- CCCR5 See: CCR5
- Tarsus, bony See: Bony tarsus
- Alveolar proteinosis See: Pulmonary alveolar proteinosis
- Stenotic Narrowed, as in a stenotic artery. From the Greek 'stenos' meaning narrow