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).
DDH (developmental dislocation of the hip)
The abnormal formation of the hip joint in which the ball at the top of the thighbone (the femoral head) is not stable within the socket (the acetabulum). The ligaments of the hip joint may also be loose and stretched. The degree of…
Read the definitionRandom terms
Show more- Organic brain syndrome Psychiatric or neurological symptoms, including problems with attention, concentration, and memory…
- Peripheral artery disease A form of peripheral vascular disease in which there is partial or total blockage of an artery, usually one…
- CPEO with ragged-red fibers See: Kearns-Sayre syndrome
- Dysgraphia A specific developmental disability that affects the person's ability to write. Problems may include…
- Infection, opportunistic An infection that occurs because of a weakened immune system. Opportunistic infections are a particular…
- Myopathy Any and all disease of muscle. Or any type of damage to muscle. There are many different kinds of myopathies…
- Hyaline membrane disease A respiratory disease of the newborn, especially the premature infant, in which a membrane composed of…
- Emergency physician A physician focused on the immediate decision making and action necessary to prevent death or any further…
- FEMA A name well known to people in the US who have experienced a major natural or made-man disaster. FEMA stands…
- Local seizure See: Partial seizure
- Herniated disc Herniated disc: Rupturing of the tissue that separates the vertebral bones of the spinal column. The center…
- Aphasia, amnestic See Anomia