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).
Apposition
The word 'apposition' has several senses including the act of adding or accretion and also the putting of things in juxtaposition, or side by side. Growth by apposition is a mode of growth that is characteristic of many tissues in the body…
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Show more- Chromosome 5q- syndrome A blood disorder due to the loss of part of the long (q) arm of chromosome 5 in myeloid (bone marrow) cells…
- Cadaver A dead human body that may be used by physicians and other scientists to study anatomy, identify disease…
- Nonsteroidal anti-inflammatory drug Nonsteroidal anti-inflammatory drug: A type of drug commonly prescribed for the treatment of inflammation of…
- Syndrome, TAR TAR stands for Thrombocytopenia (low blood platelets) and Aplasia (absence) of the Radius (the long bone on…
- Proprioception The ability to sense stimuli arising within the body. Even if you are blindfolded, you know through…
- Rib, vertebral One of the last two ribs. A rib is said to be 'vertebral' if it does not attach to the sternum (the breast…
- NARP >MELAS -- which stands for Mitochondrial Encephalomyopathy, Lactic Acidosis and Stroke:isease with…
- Hip dislocation, congenital The abnormal formation of the hip joint in which the ball at the top of the thighbone (the femoral head) is…
- Extrapyramidal side effects Physical symptoms, including tremor, slurred speech, akathisia, dystonia, anxiety, distress, paranoia, and…
- Hormone, growth A hormone made in the pituitary gland that stimulates the release of another hormone called somatomedin by…
- Fat, unsaturated A fat that is liquid at room temperature and comes from a plant such as olive, peanut, corn, cottonseed…
- Bronchospasm, exercise-induced Also called exercise-induced asthma, this is asthma that is triggered by vigorous physical activity…