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).
Alice in Wonderland syndrome
A syndrome of distorted space, time and body image. The patient with the Alice in Wonderland syndrome has a feeling that their entire body or parts of it have been altered in shape and size. The syndrome is usually associated with visual…
Read the definitionRandom terms
Show more- Co-morbid Pertaining to two or more disorders simultaneously
- Microscopic anatomy The study of the form of structures seen under the microscope, as opposed to gross anatomy which involves…
- Ventricular tachycardia An abnormally rapid heart rhythm that originates from a ventricle, one of the lower chambers of the heart…
- Ophthalmic Pertaining to the eye. An ophthalmic ointment is designed for the eye.
- Osteopetrosis Thickening of the bones which become abnormally dense due an inherited defect in bone resorption -- the…
- Electrophysiologic testing of the retina See: Electrophysiologic retinal testing
- Glutathione S-transferase A family of enzymes that utilize glutathione in reactions contributing to the transformation of a wide range…
- Hansen bacillus Mycobacterium leprae, the agent of leprosy (Hansen disease)
- Antiseptic Something that discourages the growth microorganisms. By contrast, aseptic refers to the absence of…
- Formula feeding Feeding an infant or toddler prepared formula rather than breast-feeding, or in addition to breast-feeding…
- Typhus, tick Also known as Rocky Mountain spotted fever, an acute febrile (feverish) disease initially recognized in the…
- Storm surge The onshore rush of sea or lake water caused primarily by the high winds that are associated with a…