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).
Abdominal guarding
Tensing of the abdominal wall muscles to guard inflamed organs within the abdomen from the pain of pressure upon them. The tensing is detected when the abdomen wall is pressed. Guarding is a characteristic finding in the physical…
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Show more- A.c. Abbreviation on a prescription meaning before meals; from the Latin 'ante cibum', before meals. This is one…
- Remission Disappearance of the signs and symptoms of cancer or other disease. When this happens, the disease is said to…
- Bone marrow Bone marrow: The soft blood-forming tissue that fills the cavities of bones and contains fat and immature and…
- Carcinoma in situ Cancer that involves only the place in which it began and that has not spread. Carcinoma in situ is an…
- Infection, pinworm An infection caused by a small, white intestinal worm: the pinworm or, more formally, Enterobius…
- Tamponade, chronic A situation in which a chronic excess of fluid inside the pericardial sac and thickening of the pericardial…
- Heterozygote A person possessing two different forms of a particular gene, one inherited from each parent. A heterozygote…
- Eyedrop test There are many types of eyedrops and many types of eyedrop tests. One of the most common eyedrop tests is…
- CTL Cytotoxic T-lymphocyte
- Cerebral vascular See: Cerebrovascular
- Xanthoma, diabetic See: Eruptive xanthoma
- Allergic contact eczema Also called allergic contact dermatitis, this is a red, itchy, weepy reaction where the skin has come into…