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).
Chronic renal failure
Slow progressive loss of kidney function over the span of years, resulting in permanent kidney failure. Chronic kidney disease is common and may go undiagnosed until the process is far advanced and renal failure is on the horizon. People…
Read the definitionRandom terms
Show more- Non-inferior clinical trial A clinical trial that shows that a new treatment is equivalent to standard treatment. Also called a…
- Anisocoria Both pupils are usually of equal size. If they are not, that is termed anisocoria (from 'a-', not + 'iso'…
- Membrane-associated neutral endopeptidase Pertaining to a membrane. As in acute membranous gingivitis, membranous nephropathy, and pseudomembranous…
- Transcriptome The complete set of RNA transcripts produced by the genome at any one time. The transcriptome is dynamic and…
- Ductal carcinoma of the breast, infiltrating Breast, infiltrating: Infiltrating ductal carcinoma is one of several recognized specific patterns of cancer…
- Iatromisia An intense dislike of doctors. From 'iatro-' indicating a relationship to a physician or medicine + the Greek…
- Medication, clot-dissolving See: Thrombolytic agent
- Auricle 1. The principal projecting part of the ear. Also called the pinna.2. Something ear shaped such as the upper…
- GI tract Short for gastrointestinal tract. See: Gastrointestinal tract
- Aneurysm, renal An aneurysm involving the kidney. An aneurysm is a localized widening (dilatation) of an artery, vein, or the…
- HIV infection, primary The first few months after infection with HIV (the human immunodeficiency virus). During primary HIV…
- Prominent vertebra The 7th cervical (neck) vertebra (C7) is sometimes called the prominent vertebra because of the length of its…