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).
Cavernous hemangioma
A type of hemangioma composed of blood-filled 'lakes' and channels. It is typically raised and red or purplish. A cavernous hemangioma may diminish in size following trauma, bleeding or ulceration but it rarely disappears on its own. Small…
Read the definitionRandom terms
Show more- Engram An enduring change in the brain postulated to account for the persistence of memory. The term 'engram' was…
- Disease, Tsutsugamushi Scrub typhus, a mite-borne infectious disease caused by a microorganism, Rickettsia tsutsugamushi…
- Syndrome, patellofemoral (PFS) The commonest cause of chronic knee pain, PFS characteristically causes vague discomfort of the inner knee…
- Nuclei The plural of nucleus
- Seven-day measles An acute highly contagious viral disease with fever, runny nose, cough, red eyes, and a spreading skin rash…
- Kinetic With movement. The opposite of kinetic is akinetic. It means without movement. In neurology, kinetic and…
- Cryptic Hidden. Cryptic tonsillitis is hidden within the depths of the tonsil. From the Greek 'kryptos' meaning…
- Co-morbid Pertaining to two or more disorders simultaneously
- Transplant, bone marrow See: Bone marrow transplant
- Lower motor neuron A nerve cell that goes from the spinal cord to a muscle. The cell body of a lower motor neuron is in the…
- Disease, Forestier A severe form of hemorrhagic fever which affects both humans and non-human primates. Caused by a genetically…
- Fibrosis, premacular See: Macular pucker