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).
Pathogen inactivation
A process designed to eliminate most pathogens -- viruses, bacteria and fungi -- from water, air or donated blood. Sewage purification systems depend upon pathogen inactivation to purify water to the extent it may sometimes even be safe…
Read the definitionRandom terms
Show more- Topical Pertaining to a particular surface area. A topical agent is applied to a certain area of the skin and is…
- Dysostosis, cleidocranial >Absent or incompletely formed collar bones (the 'cleido-' part refers to the clavicles, the collar bones)…
- Cramps, heat Painful muscle spasms in the abdomen, arms, or legs following strenuous activity. The skin is usually moist…
- Gene silencing A mechanism by which cells shut down large sections of chromosomal DNA. Gene silencing is done by…
- ACC Adenoid cystic carcinoma
- Focal Pertaining to a focus which in medicine may refer to:1. The point at which rays converge as, for example, in…
- Clinical trials Clinical trials: Trials to evaluate the effectiveness and safety of medications or medical devices by…
- Sphenoid 1. Shaped like a wedge. 2. Relating to the sphenoid bone (which is wedge-shaped)
- Carotenoid One of a group of compounds that includes beta-carotene, alpha-carotene, and beta-cryptoxanthin which are…
- Blindness, legal See: Legal blindness
- Hyperpigmentation Dark spots on the skin. Hyperpigmentation is primarily a cosmetic concern that can be covered with make-up…
- Erectile dysfunction A common men's health problem characterized by the consistent inability to sustain an erection sufficient for…