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).
CHD
Congenital heart disease, a malformation of the heart or the large blood vessels near the heart. The term 'congenital' speaks only to time, not to causation; it means 'born with' or 'present at birth.' Congenital heart disease is the most…
Read the definitionRandom terms
Show more- Debride To remove dead, contaminated or adherent tissue or foreign material. The purpose of wound debridement is to…
- Colorblindness The inability to perceive colors in a normal fashion. The most common forms of colorblindness are inherited…
- Chromosome, X See: Chronic myelogenous leukemia.
- Orphan drug 1. Oral rehydration salts. 2. Oral rehydration solution. 3. Orthopaedic Research Society.
- Acute fatty liver of pregnancy Fatty liver of pregnancy: Liver failure in late pregnancy, usually from unknown cause. Acute fatty liver of…
- Ornithophobia An abnormal and persistent fear of birds. Sufferers from ornithophobia experience undue anxiety about…
- Antibody, antinuclear An unusual antibody that is directed against structures within the nucleus of the cell. Antinuclear…
- Foramina The plural of foramen, a natural opening. As in the foramina of Luschka
- Pathology The study of disease. Pathology has been defined as 'that branch of medicine which treats of the essential…
- Antigen-presenting cell A cell that can 'present' antigen in a form that T cells can recognize it. The cells that can 'present'…
- Syndrome, Danlos Better known today as Ehlers-Danlos syndrome (EDS), is an inherited disorder with easy bruising, joint…
- Extrapyramidal system That part of the nervous system that regulates muscle reflexes