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).
Phobia
An unreasonable sort of fear that can cause avoidance and panic. Phobias are a relatively common type of anxiety disorder. For example, extreme fear of spiders is called arachnophobia, and fear of being outside is known as agoraphobia…
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Show more- Adrenoleukodystrophy A rare genetic (inherited) disorder characterized by the breakdown or loss of the myelin sheath surrounding…
- Bile acid resin Bile acid resins are substances that bind in the intestines with bile acids that contain cholesterol and are…
- Pacemaker, implantable A device that uses electrical impulses to regulate the heart rhythm or to reproduce that rhythm. An internal…
- Encephalopathic syndrome A dangerous condition with symptoms similar to those of neuroleptic malignant syndrome (NMS), of which it may…
- CCK Cholecystokinin
- Position, anatomical See: Anatomical position
- Ad- Latin prefix meaning 'toward' and 'in the direction of,' as in adduction (movement of a limb toward the…
- Black henna A tattoo ink and paste consisting of henna with other ingredients added, sometimes including…
- HTLV-II The human T-lymphotropic virus type II, which is closely related to HTLV-I
- Blood in the eye Medically known as a subconjunctival hemorrhage. A very common cause of a painless bloody eye usually first…
- Hydatidiform mole A tumor that forms in the uterus as a mass of cysts resembling a bunch of grapes. Moles occur during the…
- Dementia, vascular See Vascular dementia