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).
Cataract with poikiloderma atrophicans
Also known as the Rothmund-Thomson syndrome, this is an hereditary disease characterized by progressive degeneration (atrophy), scarring and abnormal pigmentation of the skin together with stunting of growth, baldness, cataracts, depressed…
Read the definitionRandom terms
Show more- Sprain, ankle See: Ankle sprain
- Off-pump surgery A technique for heart surgery designed to avoid use of the heart-lung machine. The technique permits surgery…
- Myeloencephalitis Inflammation of both the spinal cord and the brain. Myeloencephalitis (also called encephalomyelitis) can be…
- Body mass index A key index for relating a person's body weight to their height. The body mass index (BMI) is a person's…
- Klippel-Feil phenotype See: Klippel-Feil sequence
- Allergy Allergy: A misguided reaction to foreign substances by the immune system, the body system of defense against…
- Ribozyme An RNA molecule that can catalyze its own chemical reactions
- Precocious Unusually early development, whether it be of intellectual powers, speech, physical traits, etc. Precocious…
- Eye chart test This test measures how well you see at various distances. The eye chart itself -- the usual one is called…
- Rhinitis Chronic Inflammation of the nose that goes on for weeks to months which is different from 'a cold', and may be caused…
- Mucopolysaccharidosis type IIID Morquio syndrome due to deficiency of the enzyme N-acetylgalactosamine-6-sulfate sulfatase. See also…
- Neoplastic Pertaining to a neoplasm or neoplasia. See those terms for more information.