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).
NPCR
National Program of Cancer Registries
Read the definitionRandom terms
Show more- Nondisjunction Failure of paired chromosomes to disjoin (separate) during cell division so that both chromosomes go to one…
- Membrane-associated neutral endopeptidase Pertaining to a membrane. As in acute membranous gingivitis, membranous nephropathy, and pseudomembranous…
- Enchondromatosis A condition characterized by multiple enchondromas -- benign masses of cartilage growing within bones. The…
- Mechanical ventilation Use of a machine called a ventilator or respirator to improve the exchange of air between the lungs and the…
- True cramp A cramp that involves part or all of a single muscle or group of muscles that usually act together such as…
- Adult T-cell leukemia Abbreviated ATL. A malignancy of mature T lymphocytes (T cells) with its onset in adulthood caused by…
- Aldosteronism Overproduction of the hormone aldosterone from the cortex (the outer layer) of the adrenal gland or a tumor…
- Chemosensory Pertaining to the sensing of chemicals, as by olfaction (the sense of smell). Diabetes and Parkinson's…
- Intrauterine growth retardation A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- Intraocular In the eye. The intraocular pressure is the pressure within the eye
- Glu Glutamic acid. See also: Amino acid symbols
- Trans fat An unhealthy substance, also known as trans fatty acid, made through the chemical process of hydrogenation of…