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).
Congenital central hypoventilation syndrome
Failure from birth of central nervous system control over breathing while asleep. There are usually no breathing problems while awake. The involuntary (autonomic) control of respiration is impaired, but the voluntary control of ventilation…
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Show more- Materia medica 1. The ingredients used to make medications, whether those be for medicine, homeopathy, herbal medicine, or…
- Membrane-associated neutral endopeptidase Pertaining to a membrane. As in acute membranous gingivitis, membranous nephropathy, and pseudomembranous…
- Exotropia Divergent gaze. Also called external strabismus or, pejoratively, wall-eyed (like a walleyed pike).
- Motor neurone disease Motor neuron disease. 'His suffering from motor neurone disease (MND) was finally over because he had chosen…
- Generalized anxiety disorder Abbreviated GAD. A condition characterized by 6 months or more of chronic, exaggerated worry and tension that…
- DRE (digital rectal exam) An exam done to detect abnormalities that can be felt (palpated) from within the rectum. The doctor inserts a…
- Marmoreal Resembling marble. For example, the bone in osteoporosis appears marmoreal. From the Latin noun 'marmor'…
- Impulsivity Inclined to act on impulse rather than thought. People who are overly impulsive, seem unable to curb their…
- Surgery, stereotactic Surgery in which a system of three- dimensional coordinates is used to locate the site to be operated on…
- Fever, tick See: Rocky Mountain spotted fever
- Barium enema Barium enema: A series of x-rays of the lower intestine (colon) and rectum that are taken after the patient…
- P arm of a chromosome The short arm of a chromosome. The 'p' comes from the French 'petit' meaning small. All human chromosomes…