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).
Dialysis
Dialysis: The process of cleansing the blood by passing it through a special machine. Dialysis is necessary when the kidneys are not able to filter the blood. Dialysis allows patients with kidney failure a chance to live productive lives…
Read the definitionRandom terms
Show more- Pronucleus A cell nucleus with a haploid set of chromosomes (23 chromosomes in humans) resulting from meiosis (germ-cell…
- Transformation, genetic A process by which the genetic material carried by an individual cell is altered by the incorporation of…
- Cervical intraepithelial neoplasia A general term for the growth of abnormal cells on the surface of the cervix. Numbers from 1 to 3 may be used…
- Retroposition 1. Simple backward displacement of a structure or organ such as the uterus.2. In genetics, the integration of…
- Tuberculous meningitis Meningitis due to tuberculosis. Tuberculous meningitis is the most severe form of tuberculosis. It causes…
- Bovine Having to do with cows and cattle, as in bovine spongiform encephalopathy (mad cow disease), bovine…
- Mesenteric artery One of the arteries which arises from the abdominal portion of the aorta and distributes blood to most of the…
- Gray matter The cortex of the brain which contains nerve cell bodies. The gray matter is in contrast to the white matter…
- Poikiloderma atrophicans with cataract Better known as the Rothmund-Thomson syndrome, this is an hereditary disease characterized by progressive…
- Shock, psychologic Trauma due to psychological events, as in 'shell shock' (now known as post-traumatic stress disorder)
- White spots on the nails Very small semi-circular white spots on the nails. These spots may be found on the fingernails and…
- Topical Pertaining to a particular surface area. A topical agent is applied to a certain area of the skin and is…