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).
TSD
Abbreviation for Tay-Sachs disease, a genetic metabolic disorder. See: Tay-Sachs disease
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Show more- Vein, saphenous The saphenous veins -- there are two, the great and the small saphenous veins -- are the principal veins that…
- Doctors' symbol A staff or rod, with a snake curled around it. It is the staff or rod of Aesculapius (also called Asklepios)…
- Physician-assisted suicide Suicide: The voluntary termination of one's own life by administration of a lethal substance with the direct…
- Test, pupil dilation An examination that enables an eye care professional to see more of the retina, the light-sensitive layer of…
- Chondrocalcinosis Calcium in cartilage, usually in a joint, as in osteoarthritis
- Sleep jerk See: Hypnic jerk
- Stenosis, carotid-artery See: Carotid stenosis
- Cup, optic The white, cup-like area in the center of the optic disc. The optic disk is the circular area at the back of…
- New, fear of the An irrational fear of anything new, of innovation, of new situations, places, or things. Also called…
- Dermoid cyst of the ovary Cyst of the ovary : A bizarre tumor, usually benign, in the ovary that typically contains a diversity of…
- Syndrome, Kanner (Also called autism). A spectrum of neuropsychiatric disorders characterized by deficits in social…
- Virus, respiratory syncytial A virus that can grow in the cells of a species foreign to the normal host species, a species different from…