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).
Aortic arch syndrome
1. Any disorder that causes occlusion of the arteries that arise from the aortic arch. 2. Synonym for Takayasu disease.3. The subclavian steal syndrome
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Show more- Binswanger disease A form of dementia with blood vessel abnormalities in the deep white-matter of the brain causing loss of…
- Microorchidism Abnormally small testes. To determine if the testes are too small, a device called an orchidometer is used…
- Cysteine An amino acid, one of the 20 building blocks of protein. Cysteine can be synthesized by the body and is not…
- Lichenification Thick, leathery skin, usually the result of constant scratching and rubbing. With prolonged rubbing or…
- Lacrimal Pertaining to tears, as in lacrimal gland (tear gland). From the Indo-European dakru meaning a tear (from a…
- Zygote The cell formed by the union of a male sex cell (a sperm) and a female sex cell (an ovum). The zygote…
- Ants, fire Originally from S. America. Among the worst insect pests ever to invade the U.S. Red or yellowish ants of…
- Olfactory Pertaining to olfaction, the sense of smell
- Expulsion, stage of The part of labor from the full dilatation of the cervix until the baby is completely out of the birth canal…
- Hernia, hiatus Protrusion of the stomach up into the opening normally occupied by the esophagus in the diaphragm, the great…
- Hamartoma A benign (noncancerous) tumor-like growth consisting of a disorganized mixture of cells and tissues normally…
- SERM Selective Estrogen-Receptor Modulator