MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
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).
Saliva
A watery secretion in the mouth produced by the salivary glands that aids in the digestion of food. Saliva also serves to moisten and cleanse the mouth, including the tongue and teeth, and contains substances that can play a role in the…
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Show more- Fibrillation, atrial An abnormal irregular heart rhythm whereby electrical signals are generated chaotically throughout the upper…
- Vertex The top of the head. In a vertex presentation, the top of the baby's head comes first at delivery. The word…
- ETM1 A gene for essential tremor, uncontrollable shaking of the hands and head and sometimes other parts of the…
- Genomic library A collection of clones made from a set of randomly generated overlapping DNA fragments representing the…
- Elastin A protein that coil and recoils like a spring within the elastic fibers of connective tissue and accounts for…
- Hypoglossal neuropathy Disease of the hypoglossal nerve, the twelfth cranial nerve. The twelve cranial nerves, the hypoglossal nerve…
- Echolalia The involuntary parrotlike repetition (echoing) of a word or phrase just spoken by another person. Echolalia…
- National Institute on Aging (NIA) One of the US National Institutes of Health (NIH). The mission of the National Institute on Aging is to 'lead…
- Juxtaspinal Near the spinal column. The prefix 'juxta-' comes from the Latin preposition meaning near, nearby, close…
- Histiocytosis, Hand-Schuller-Christian A disease in which histiocytes start to multiply and attack the tissues or organs of the patient. The disease…
- Fracture, transverse A fracture in which the break is across the bone, at a right angle to the long axis of the bone. NTER> A…
- Spots in front of the eyes Also known as 'floaters', blurry spots that drift in front of the eyes but do not block vision. The blur is…