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).
Laser surgery
A type of surgery that uses the cutting power of a laser beam to make bloodless cuts in tissue or remove a surface lesion such as a skin tumor. There are a number of different types of lasers that differ in emitted light wavelengths and…
Read the definitionRandom terms
Show more- Pediatric Pertaining to children
- Thrombospondin One of a family of glycoproteins (carbohydrates complexed with proteins) that are made in cells, secreted by…
- Living will A living will is one form of advance medical directive. Advance medical directives pertain to treatment…
- Degenerative arthritis Also known as osteoarthritis, this type of arthritis is caused by inflammation, breakdown and eventual loss…
- Children of the night Term applied sometimes to children with xeroderma pigmentosum, a genetic disease with such extraordinary…
- Nodding syndrome A mysterious disease of children that causes seizures, growth retardation (stunted growth), mental…
- Congenital lymphedema A condition present at birth in which excess fluid called lymph collects in tissues and causes swelling…
- Dilation, pupil (test) This examination enables your eye care professional to see more of your retina, the light-sensitive layer of…
- Pulmonary stenosis, peripheral, with cholestasis Also known as arteriohepatic dysplasia or Alagille syndrome, this ia a genetic disorder characterized by…
- Fenfluramine A weight loss drug, in a class of drugs called anorectics which decrease appetite. This drug, sold in the US…
- Wolff-Parkinson-White syndrome Wolff-Parkinson-White syndrome: A condition caused by an abnormality in the electrical system of the heart…
- Shell egg An egg in a shell. See: Raw egg