MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Telangiectasia perstans
A form of mastocytosis that usually affects adults, characterized by the presence of multiple hyperpigmented macules with telangiectases (visibly dilated small blood vessels), located primarily on the trunk, but also on the extremities
Read the definitionRandom terms
Show more- Antisepsis Prevention of infection by inhibiting or arresting the growth and multiplication of germs (infectious…
- Euphenics Literally meaning 'normal appearing,' euphenics aims to improve the outcome of a genetic disease by altering…
- Respiratory therapy Exercises and treatments designed to help patients maintain and recover lung function, such as with cystic…
- Night blindness Impaired vision in dim light and in the dark, due to impaired function of specific vision cells (namely, the…
- Pseudodementia A severe form of depression resulting from a progressive brain disorder in which cognitive changes mimic…
- Colporrhaphy Surgical repair of the vagina. The -rrhaphy part of the word comes from the Greek raphe meaning suture
- Cardiac tamponade A life-threatening situation in which there is such a large amount of blood or other fluid inside the…
- Keratin Protein in the upper layer of the skin, hair, nails and animal horns. The word keratin comes from the…
- Vein, small saphenous The smaller of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- Vaccination, children's See: DPT immunization.
- Cancer of the cervix See: Cervical cancer
- Neuroma A tumor that arises in nerve cells