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).
Immunization, children's
>Hepatitis B >Diphtheria, tetanus, pertussis >Haemophilus influenzae type B (HIB) >Poliovirus >Measles, mumps, rubella >Varicella zoster virus (chickenpox). Every child in the U.S. should have these vaccinations except when there are…
Read the definitionRandom terms
Show more- Psychosis, ICU A disorder in which patients in an intensive care unit (ICU) or a similar hospital setting may experience…
- Amastia A rare condition wherein the normal growth of the breast or nipple does not occur. Unilateral amastia (just…
- Morton's foot See: Morton's neuroma
- Deep A device put within the body that is designed to recognize certain types of abnormal heart rhythms…
- Fear of public places This irrational fear is called agoraphobia. It applies to open areas, especially those from which escape…
- Window, round The trachea, a tube-like portion of the respiratory (breathing) tract that connects the larynx (the voicebox)…
- Rett syndrome An X-linked dominant neurological disorder that affects girls only and is one of the most common causes of…
- Juxtavesicular Near the bladder. From juxta-, meaning near, nearby, or close + vesicular, referring to the bladder (the…
- Mitochondrial Referring to mitochondria. The mitochondria are normal structures called organelles in cells. They are…
- Date, expiration The date for a drug estimated for its shelf life with proper storage in sealed containers away from harmful…
- Up-regulation See: Upregulation
- WHO (World Health Organization) A type of chromosome rearrangement, also called a Robertsonian translocation, in which there is fusion of an…