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).
Risk factor
Something that increases a person's chances of developing a disease
Read the definitionRandom terms
Show more- Voiding cystourethrography A procedure done to examine the bladder and urethra while the bladder fills and empties. A radiopaque liquid…
- Acute brain syndrome See: Delirium
- Prostate enlargement Most prostatic enlargement is due to benign prostatic hyperplasia (BPH), a problem that bothers men…
- Cancer, uterus See: Uterine cancer
- Expectoration A big polysyllabic word for sputum or the act of bringing up and spitting out sputum. From the Latin…
- Cystitis Inflammation of the bladder. Cystitis can be due for example to infection from bacteria that ascend the…
- T-cell receptor A device used by T cells for recognizing specific antigens. T cells have receptors that are activated…
- Cylindroma A benign tumor of skin adnexa such as the sweat gland, arising as a nodule on the scalp and, less often, the…
- Prosthetics The art and science of developing artificial replacements for body parts. Depending on the type of…
- Did not attend (DNA) In the UK, DNA is an abbreviation for 'did not attend.' (In the US, the term used for a patient who missed an…
- Osteoporosis Osteoporosis: Thinning of the bones with reduction in bone mass due to depletion of calcium and bone protein…
- Paul M. Zoll See: Zoll, Paul M.