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).
Herniation
Abnormal protrusion of tissue through an opening. For example, a intervertebral disk (one situated between the vertebral bodies) can protrude and impinge on a nerve root.
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- Cilia The fine hairlike projections from certain cells such as those in the respiratory tract that sweep in unison…
- Immunosuppressive agent A medication that slows or halts immune system activity. Immunosuppressive agents may be given to prevent the…
- Hypoglossal nerve The hypoglossal nerve is the twelfth cranial nerve. The twelve cranial nerves, the hypoglossal nerve…
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- Cancer Cancer: An abnormal growth of cells which tend to proliferate in an uncontrolled way and, in some cases, to…
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- Ciguatera Seafood poisoning due to ciguatoxin, a toxin acquired by eating fish that have consumed toxic single-celled…
- Sublingual Underneath the tongue. A sublingual medication is a type of lozenge put under the tongue where it dissolves…
- Anatomy, microscopic Known among medical students simply as 'micro', microscopic anatomy is the study of the form of normal…