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- Luetic 1. Relating to syphilis, caused by it, or suffering from it.2. A person with syphilis. From lues, an old name…
- Bilious The adjective for bile, bilious has three meanings. It means of or relating to bile. By extension, bilious…
- Deuterium A non-radioactive isotope of hydrogen that contains a neutron in its nucleus in addition to the one proton…
- IL-2 Interleukin-2
- Neck, chronic stiff Also called torticollis or spasmodic torticollis, this is the most common of the focal dystonias: a state of…
- Nerve block See: Neuron.
- Laboratory A place for doing tests and research procedures and preparing chemicals, etc. Although 'laboratory' looks…
- Sexual masochism Sexual masochism is a disorder in which individuals use sexual fantasies, urges or behaviors involving the…
- Antigen-antibody complex The complex formed by the binding of an antibody and an antigen. Antigen-antibody complexes are mediators of…
- Acanthosis nigricans A skin condition characterized by dark thickened velvety patches, especially in the folds of skin in the…
- Plague, bubonic The most common form of the plague named for the characteristic buboes which are enlarged lymph nodes…
- Cleidocranial dysostosis >Absent or incompletely formed collar bones (the 'cleido-' part refers to the clavicles, the collar bones)…