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).
Histone
A protein around which DNA coils to form chromatin. Without this protein material, DNA could not organize into chromosomes, and life as we know it would not exist
Read the definitionRandom terms
Show more- Corneal Pertaining to the cornea, the clear front window of the eye that transmits and focuses light into the eye
- Toco- Prefix meaning childbirth. For example, tocolysis is the slowing or halting of labor. Sometimes spelled tok-…
- Cardiovascular The circulatory system comprising the heart and blood vessels which carries nutrients and oxygen to the…
- Twisted ankle See: Ankle sprain
- Influenza Influenza: The flu is caused by viruses that infect the respiratory tract which are divided into three types…
- Upregulation An increase in the number of receptors on the surface of target cells, making the cells more sensitive to a…
- ITE In-the-ear. See: In-the-ear hearing aid
- Coma, diabetic Coma in a diabetic due to the buildup of ketones in the bloodstream. Ketones are a product of metabolizing…
- Human herpesvirus 6 A herpes virus that apparently lies dormant in many people, human herpesvirus 6 is most likely to cause…
- Y chromosome sex-determining region See: Y sex-determining region
- Disease, Gaucher type 1 See Gaucher disease, type 1
- Tumeric A spice with anti-inflammatory effects. The active ingredient is curcumin, which has antioxidant and…