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).
Parasympathetic nervous system
A part of nervous system that serves to slow the heart rate, increase the intestinal and gland activity, and relax the sphincter muscles. The parasympathetic nervous system, together with the sympathetic nervous system (that accelerates…
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Show more- Atherectomy A procedure for opening up an artery by removing the plaque (atheroma) produced by the build-up of…
- Sporadic >An endemic is present in a community at all times but in low frequency. An endemic is continuous, as in the…
- ROMA Representational oligonucleotide microarray analysis. A method for the detection of genomic aberrations…
- Syndrome, Launois-Bensaude A disorder characterized by painless symmetrical diffuse deposits of fat beneath the skin of the neck, upper…
- Psoriasis, guttate A type of psoriasis characterized by red, scaly patches of inflamed skin on all parts of the body. It is…
- Cancer, breast Cancer of the tissue containing or involving the milk glands (mammary tissue). Breast cancer is diagnosed…
- Magnetic resonance elastography An imaging technique used to measure the elasticity of tissue by gently shaking the tissue in a magnetic…
- Glioma A brain tumor that begin in a glial, or supportive, cell, in the brain or spinal cord. Malignant gliomas are…
- Inversion, pericentric chromosome A basic type of chromosome rearrangement in which a segment that includes the centromere (and so is…
- Nerve, twelfth cranial See: Twelfth cranial nerve
- Lipectomy, suction-assisted Another name for liposuction, the surgical removal of fat deposits from specific parts of the body, the most…
- BNP B-type natriuretic peptide