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).
FALDH deficiency
Also known as the Sjogren-Larsson syndrome, this is a genetic (inherited) disease usually characterized by a triad of clinical findings consisting of ichthyosis (thickened fish-like skin), spastic paraplegia (spasticity of the legs) and…
Read the definitionRandom terms
Show more- Rate, sed A sedimentation rate, or 'sed rate', is a blood test that detects and is used to monitor inflammation…
- Cell, T See T cell
- Family, nuclear See: Nuclear family
- Colposcopy Colposcopy: A procedure in which a gynecologist uses a lighted magnifying instrument which is called a…
- Labyrinthitis Inflammation of the labyrinth, the system of intercommunicating canals and cavities within the inner ear…
- Schizophrenia Schizophrenia: One of several brain diseases whose symptoms that may include loss of personality (flat…
- Melanoma, ocular A malignant melanoma arising from a structure within the eye. The most common sites of origin are the…
- Vesicles In dermatology, vesicles are small blisters, most often on the skin. Vesicles also can crop up on the mucous…
- Vasoconstriction Narrowing of the blood vessels resulting from contracting of the muscular wall of the vessels. The opposite…
- Bone, sphenoid See; Sphenoid bone
- Syndrome, Down A common chromosome disorder due to an extra chromosome number 21 (trisomy 21). Down syndrome causes mental…
- Selective mutism An inability to speak in certain situations. See also apraxia, autism, mutism.