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).
Nocardia infection
Also called nocardiosis, infection with bacteria called Nocardia which tend to strike the lungs, brain and skin, particularly in people with an impaired immune system. The majority (about 80%) of cases of nocardiosis involves lung…
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Show more- Genome, Saccharomyces cerevisiae The genome of the bacterium that causes cholera. This genome contains over 4 million bases in its DNA…
- ALA 1. Alpha-linolenic acid 2.Aminolevulinic acid, a naturally occurring chemical in the body that is converted…
- Atherogenesis The process of forming atheromas, plaques in the inner lining (the intima) of arteries
- Lymphocytosis Too many lymphocytes, a finding that may be a marker for infection or disease.
- Rumination 1. Regurgitating food after a meal and then swallowing and digesting some of it. Cattle and other ruminant…
- Allergy immunotherapy Stimulation of the immune system with gradually increasing doses of the substances to which a person is…
- Polyp colon family history See: Colon cancer family history
- Lethal gene, zygotic A gene that is lethal (fatal) for the zygote, the cell formed by the union of a sperm (male sex cell) and an…
- Acoustic nerve A cranial nerve concerned with hearing, balance and head position. The acoustic nerve is the 8th cranial…
- Fasciitis Fasciitis: Inflammation of the fascia (a lining tissue under the skin that covers a surface of underlying…
- Forceps, obstetrical An instrument designed as an aid in the vaginal delivery of a baby. Forceps may be used to ease delivery or…
- Chart, Snellen's The familiar eye chart used to measure how well you see at various distances. Snellen's chart is imprinted…