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).
Naso-
Prefix referring to the nose. For example, nasogastric refers to the passage from the nose to the stomach
Read the definitionRandom terms
Show more- PVB Premature ventricular beat. See: Extrasystole
- Immunization, serum hepatitis See Immunization, hepatitis B
- Muscular dystrophy, Becker A form of muscular dystrophy that is quite similar to Duchenne muscular dystrophy, except that patients with…
- Hysteroscopy A procedure to see inside the uterus (the womb) using a viewing tube that is inserted into the vagina up…
- Human cloning Human cloning for the purposes of creating a human being. Also called human reproductive cloning. The…
- False negative A result that appears negative but fails to reveal a situation. An example of a false negative: a particular…
- Heart and hand syndrome See: Holt-Oram syndrome
- Drug, over-the-counter (OTC) A drug for which a prescription is not needed
- Agoraphobia Agoraphobia: An abnormal and persistent fear of public places or open areas, especially those from which…
- Cortisol The primary stress hormone. Cortisol is the major natural GLUCOCORTICOID (GC) in humans
- Familial Parkinson disease type 4 A familial form of Parkinson disease inherited in an autosomal dominant manner due to a gene on chromosome…
- Gene deletion The total loss (or absence) of a gene. Gene deletion plays a role in birth defects and in the development of…