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).
Neophobia
Fear of anything new, of innovation, an irrational fear of new situations, places, or things. In animal behavior, neophobia refers to the tendency of an animal to avoid or retreat from an unfamiliar object or situation. All phobias are…
Read the definitionRandom terms
Show more- Jugular vein, external The more superficial of the two jugular veins in the neck that drain blood from the head, brain, face and…
- Marker gene A detectable genetic trait or segment of DNA that can be identified and tracked. A marker gene can serve as a…
- Muromonab-CD3 A murine monoclonal antibody. See: OKT3
- Rib cage The structure formed by the thoracic vertebrae and ribs, the sternum (breastbone), and the costal cartilages…
- Idiopathic pulmonary fibrosis Scarring throughout the lungs without an identifiable cause. See: Pulmonary fibrosis
- Trial, clinical A trial done to evaluate the effectiveness and safety of medications or medical devices by monitoring their…
- Paralysis, vocal cord Paralysis, vocal cord: Inability of one or both vocal folds (vocal cords) to move. The paralysis is usually…
- Islets of Langerhans Known as the insulin-producing tissue, the islets of Langerhans do more than that. They are groups of…
- Rib, false One of the last 5 pairs of ribs. A rib is said to be 'false' if it does not attach to the sternum (the breast…
- Postcoital contraception See: Emergency contraception
- Eye retraction syndrome See: Duane syndrome
- Recombinant tPA Recombinant tissue plasminogen activator. See: Tissue plasminogen activator