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).
Guarding, abdominal
Involuntary tensing of the abdominal wall muscles to guard inflamed organs within the abdomen from the pain of pressure. This is detected when the abdomen wall is pressed. Guarding is a characteristic finding in the physical examination…
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Show more- Matter, gray The cortex of the brain which contains nerve cell bodies. The gray matter is as opposed to the white matter…
- Glomerulus 1.In the kidney, a tiny ball-shaped structure composed of capillary blood vessels actively involved in the…
- Anemia, pernicious A blood disorder caused by a lack of vitamin B12. Patients who have this disorder do not produce the…
- Forgotten disease Name sometimes given to Lemierre syndrome
- Heart septum The septum of the heart is the dividing wall between the right and left sides of the heart. That portion of…
- Syndrome, Alpers See: Alpers disease
- Angiohemophilia See: Von Willebrand disease
- Tuber A lump or bump. The backward protrusion of the heel is called the tuber calcanei or, alternatively, the…
- HPE Holoprosencephaly
- EMSY A novel protein that connects the familial and sporadic forms of breast cancer and ovarian cancer. Some cases…
- Cervical Having to do with any kind of neck including the neck on which the head is perched and the neck of the…
- Tiredness See: Tired