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).
Masklike face
An expressionless face with little or no sense of animation, a face more like a mask than a real face. A masklike face is seen in a number of disorders including Parkinson's disease and myotonic dystrophy. Also called masklike facies.
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Show more- Bright's disease Chronic inflammation of the blood vessels in the kidney with protein, specifically albumin, in the urine…
- Skeletal Pertaining to the skeleton, the bones of the body which collectively provide the framework for the body
- Eye, absent Also called anophthalmia, a congenital malformation (birth defect) of the globe. Anophthalmia refers…
- Lesbian Female homosexual. The name 'lesbian' comes from the Greek island of Lesbos in the Aegian Sea where in…
- Toe sign An important neurologic examination based upon what the toes do when the sole of the foot is stimulated. If…
- Rickets, renal Rickets-like bone malformations caused by prolonged inflammation of the kidneys
- Hodgkin disease British crystallographer and Nobel Prize winner (1910-1994). Dorothy Crowfoot, as she was born, was educated…
- Tsutsugamushi disease A mite-borne infectious disease caused by a microorganism, Rickettsia tsutsugamushi, characteristically with…
- Sphenoid 1. Shaped like a wedge. 2. Relating to the sphenoid bone (which is wedge-shaped)
- Plasmodium The parasite guilty in the case of malaria (paludism). Plasmodium is a type of protozoa, a single-celled…
- Syndrome, Noonan (NS) A multifaceted genetic disorder characterized by a series of birth defects (congenital malformations)…
- Appendiceal perforation Rupture of appendix