MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Antiviral
An agent that kills a virus or that suppresses its ability to replicate and, hence, inhibits its capability to multiply and reproduce. For example, amantadine (Symmetrel) is a synthetic antiviral. It acts by inhibiting the multiplication…
Read the definitionRandom terms
Show more- HPE Holoprosencephaly
- History, medical See: Medical history
- Transaminase biochemistry The transaminases are enzymes that catalyze chemical reactions in the body in which an amino group is…
- Cancer, small cell lung A type of lung cancer in which the cells appear small and round under the microscope. Also called oat cell…
- Human immunodeficiency virus Human immunodeficiency virus: HIV, the cause of AIDS. HIV has also been called the human lymphotropic virus…
- Perspiration 1) The secretion of fluid by the sweat (sudoriferous) glands. These small, tubular glands are situated within…
- Sleep apnea, central A breathing disorder characterized by brief interruptions of breathing during sleep. Central sleep apnea…
- Black Death The Medieval black plague that ravaged Europe and killed a third of its population. It was due to the plague…
- Vaccinia necrosum See Progressive vaccinia
- Alcohol poisoning A condition in which a toxic amount of alcohol (ethanol, ethyl alcohol) has been drunk, usually in a short…
- Vestibular apparatus The vestibule and three semicircular canals of the inner ear. Like an internal carpenter's level, these…
- Multicentric Having more than one center. A term often applied to tumors. A minority of Wilms tumors are multicentric and…