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).
Drug, over-the-counter (OTC)
A drug for which a prescription is not needed
Read the definitionRandom terms
Show more- Androgen suppression Treatment designed to suppress or block the production of male hormones. Androgen suppression can be achieved…
- Galton, Sir Francis English advocate of eugenics, the idea of improving the physical and mental makeup of the human species by…
- Cone A type of specialized light-sensitive cell (photoreceptor) in the retina of the eye that provide sharp…
- Pestilence The pestilence referred to the bubonic plague and it now refers to any epidemic disease that is highly…
- Molecular phylogenetics The determination of the rates and patterns of change occurring in DNA and proteins in order to reconstruct…
- Informed consent A process in which a person learns key facts about a clinical trial, including potential risks and benefits…
- Cubital tunnel syndrome A form of mononeuropathy due to compression or other injury of the ulnar nerve at the elbow. Symptoms of the…
- Ubiquitous Present everywhere. The small protein called ubiquitin was so-named because it is present in all types of…
- Cancer, stomach Cancer of the stomach, the main organ that holds food for digestion. Worldwide, stomach cancer is the second…
- Sapovirus A virus, formerly called 'Sapporo-like virus' (SLV) and sometimes referred to as classic or typical…
- Chancroid A sexually transmitted infection (STI) caused by the bacterium Haemophilus ducreyi. Periodic outbreaks of…
- Coxsackie virus Coxsackie virus: See: Coxsackievirus.