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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Phytochemical
The active health-protecting compounds that are found as components of plants. Currently, the terms 'phytochemical' and 'phytonutrient' are being used interchangeably to describe those plant compounds which are thought to have…
Read the definitionRandom terms
Show more- Vasovagal syncope The temporary loss of consciousness in a particular kind of situation (situational syncope) due to a…
- CWD Chronic wasting disease
- Gottron sign A scaly, patchy redness over the knuckles seen in patients with dermatomyositis, an inflammatory muscle…
- TCM Traditional Chinese medicine
- Bronchi The large air tubes leading from the trachea to the lungs that convey air to and from the lungs. The bronchi…
- CAMP-dependent protein kinase See: Protein kinase A
- Cerebrohepatorenal syndrome A genetic disorder, which is also called the Zellweger syndrome, characterized by the reduction or absence of…
- Circulation The movement of fluid in a regular or circuitous course. Although the noun 'circulation' does not necessarily…
- Cancer, lymphoma, non-Hodgkin A lymphoma is a cancer that develops in the lymphatic system. The most common symptom of non-Hodgkin…
- Choroiditis An inflammation of the layer of the eye behind the retina, either in its entirely (multifocal choroiditis) or…
- Olecranon Of or pertaining to the bony tip of the elbow. The olecranon is, in fact, the near end of the ulna, the bone…
- Disease, hyaline membrane Respiratory disease of the newborn, especially the premature infant, in which a membrane composed of proteins…