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).
Angiostrongyliasis
Infection with the parasitic nematode (roundworm) Angiostrongylus. The two species that infect humans are A. cantonensis and A. costaricensis. A. cantonensis, the rat lungworm, is the most common cause of human eosinophilic meningitis…
Read the definitionRandom terms
Show more- Moscati See: Moscati, St. Joseph
- Hypoxia A subnormal concentration of oxygen. By contrast with normoxia (normal oxygen) and anoxia (the absence or…
- Anergy A state of immune unresponsiveness. Induced when the T cell's antigen receptor is stimulated, effectively…
- Neonatal sepsis A serious blood bacterial infection in an infant less than 4 weeks of age. Babies with sepsis may be…
- Piperine A pungent alkaloid that is concentrated in the outer skin of pepper berries (which gives pepper much of its…
- Operon A set of genes transcribed under the control of an operator gene. More specifically, an operon is a segment…
- Fisher's exact test A statistical test of independence much used in medical research. It tests the independence of rows and…
- Normoxia Normal levels of oxygen. From norm- (normal) + -ox- (oxygen) + -ia = a normal oxygen state.
- Oculomotor nerve The oculomotor nerve is the third cranial nerve. (The cranial nerves emerge from or enter the cranium, the…
- Pinguecula A yellow spot on the white of the eye, usually toward the inside (nose side) of the eye, associated with…
- Muscle Muscle is the tissue of the body which primarily functions as a source of power. There are three types of…
- Qualified health claim A claim authorized by the US Food and Drug Administration (FDA) that must be supported by credible scientific…