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).
Birth defect
Any defect present in a baby at birth, irrespective of whether the defect is caused by a genetic factor or by prenatal events that are not genetic. Birth defects may involve many different organs including the brain, heart, lungs, liver…
Read the definitionRandom terms
Show more- Ponto- Pertaining to the pons, a structure in the brain
- Formalin A 37% aqueous (water) solution of formaldehyde, a pungent gas, with the chemical formula HCHO, used as an…
- Pes Latin word meaning foot.
- Cisplatin An anticancer drug that belongs to the family of drugs called platinum compounds. Cisplatin is used in the…
- Pasteurization A method of treating food by heating it to a certain point to kill pathogenic (disease-causing) organisms but…
- Keratitis, vaccinia See Vaccinia keratitis
- Hypnic headache A relatively rare form of headache disorder in which the patient is awakened from sleep nightly, usually…
- Innervate To supply with nerves. It is a little known fact that the cornea is the most densely innervated tissue in the…
- Orthoscopic Having correct vision or producing it. Orthoscopic, in other words, is free from optical distortion or…
- Tick typhus, African See Typhus, African tick
- Pneumonic plague Infection of the lungs by Yersina pestis, the bacterial agent that causes the plague, a disease of animals…
- Butterfly rash Rash: A red, flat facial rash over the bridge of the nose. Over half of patients with systemic lupus…