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).
Radiate
To spread out from a central area. For example, sciatic pain may radiate outward from the lower back
Read the definitionRandom terms
Show more- Dermatitis, stasis A skin irritation on the lower legs, generally related to circulatory problems. Stasis refers to a stoppage…
- Cardiac transplant See: Heart transplant
- Fear of animals An abnormal and persistent fear of animals termed 'zoophobia. A phobia is an unreasonable fear that can cause…
- SiRNA Abbreviation for small inhibitory RNA, a short sequence of RNA which can be used to silence gene expression
- Hydrocephaly Also known as hydrocephalus, this is an abnormal buildup of cerebrospinal fluid (CSF) in the ventricles of…
- Intrastromal corneal ring A plastic ring designed to be implanted in the cornea, the transparent structure in the front of the eye. The…
- Acrophobia An abnormally excessive and persistent fear of heights. Sufferers experience severe anxiety even though they…
- Labra The plural of labrum, a ring of fibrocartilage (fibrous cartilage) around the edge of the articular (joint)…
- WBC Commonly used abbreviation for a white blood cell. WBC also stands for the white blood cell count which is…
- Rigour See: Rigor
- Environmental medicine The interactions between risk factors in the environment and human health. Environmental medicine focuses on…
- Typhoid fever Typhoid fever: An acute illness with fever caused by infection with the Salmonella typhi bacteria contracted…