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).
Adductor muscle
Any muscle that pulls a body part toward the midline. For example, the adductor muscles of the legs pull the legs toward the midline of the body so the legs are closer together. The word 'adductor' comes from the Latin prefix 'ad' meaning…
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Show more- Narcolepsy Narcolepsy: A neurological disorder marked by a sudden recurrent uncontrollable compulsion to sleep…
- Insulinoma A tumor of the beta cells in areas of the pancreas called the islets of Langerhans. Although not usually…
- Poison ivy Poison ivy: Skin inflammation resulting from contact with oils from the poison ivy vine. Chemicals produced…
- Internal genitalia, female See: Female internal genitalia
- Apraxia of speech A severe speech disorder characterized by inability to speak, or a severe struggle to speak clearly. Apraxia…
- Tube, NG An NG (nasogastric) tube is one that is passed through the nose (via the nasopharynx and esophagus) down into…
- Radioimmunoassay A very sensitive, specific laboratory test (assay) using radiolabeled (and unlabeled) substances in an…
- Menstruation Menstruation: The periodic blood that flows as a discharge from the uterus. Also called menorrhea, the time…
- Radioallergosorbent test An allergy test done on a sample of blood. The test is used to check for allergic sensitivity to specific…
- Arachidonate 5-lipoxygenase activating protein ALOX5AP. See: FLAP
- Incus One of the three tiny bones in the middle ear. Sound impulses coming from the eardrum are conveyed from the…
- Cauliflower-ear deformity Cauliflower-ear deformity: Destruction of the underlying cartilage framework of the outer ear (pinnae)…