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).
Trans fatty acid
An unhealthy substance, also known as trans fat, made through the chemical process of hydrogenation of oils. Hydrogenation solidifies liquid oils and increases the shelf life and the flavor stability of oils and foods that contain them…
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Show more- Yeast vaginitis Yeast vaginitis: Infection of the vagina by a fungus known as Candida, characteristically causing itching…
- Hetero- Chromosomal material that is darkly staining and tightly coiled throughout the cell cycle and that is, for…
- Periostoma A benign tumor arising from the periosteum, the dense membrane composed of fibrous connective tissue that…
- Deer mouse A deceptively cute rodent capable of carrying the types of hantavirus that cause HPS (hantavirus pulmonary…
- Salmonellosis Infection with bacteria belonging to the genus Salmonella. Salmonellosis is a common cause of food poisoning…
- Failure, respiratory See: Respiratory failure
- Central venous catheter See: Catheter, central venous
- HMPV Human metapneumovirus
- Sleep Sleep: The body's rest cycle. Sleep is triggered by a complex group of hormones that are active in the main…
- Prophylactic cranial irradiation Radiation therapy to the head intended to prevent cancer from spreading (metastasizing) to the brain.
- Androgen insensitivity syndrome, complete A genetic disorder that makes XY fetuses insensitive (unresponsive) to androgens (male hormones). Instead…
- Dysplasia Abnormal in form. From the Greek dys- (bad, disordered, abnormal) and plassein (to form). For example…