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).
Amblyopia
Amblyopia: Partial or complete loss of vision in one eye caused by conditions that affect the normal development of vision. These conditions include strabismus, in which the eyes are crossed inward (esotropia) or turned outward (exotropia)…
Read the definitionRandom terms
Show more- Neuralgia, ciliary A distinctive syndrome of headaches, better known today as cluster headache. There are two main clinical…
- Malignant ascites A condition in which fluid containing cancer cells collects within the abdomen
- TNFRSF6 Tumor necrosis factor receptor superfamily, member 6. Also called FAS. See: FAS gene
- Embolus Something that travels through the bloodstream, lodges in a blood vessel and blocks it. Examples of emboli…
- Acute-phase reactant See: Acute-phase protein
- Premalignant Pertaining to tissue that is not yet malignant, but is poised to become malignant. Appropriate clinical and…
- Neonatal lupus A lupus-like disease in a baby due to the transfer through the placenta of lupus antibodies from the mother…
- Super- Prefix meaning meaning above, more than normal, or excessive. As in superaspirin, superbug, superjacent…
- Lyon hypothesis See Lyonization
- Polyhydramnios Too much amniotic fluid.
- Syndrome, antiphospholipid antibody An immune disorder characterized by the presence of abnormal antibodies in the blood associated with abnormal…
- Encephalopathic syndrome A dangerous condition with symptoms similar to those of neuroleptic malignant syndrome (NMS), of which it may…