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, antiviral
An agent that kills viruses or suppresses their replication and, hence, inhibits their capability to multiply and reproduce. For example, amantadine (BRAND name: SYMMETREL) is a synthetic (man- made) drug that inhibits the multiplication…
Read the definitionRandom terms
Show more- Gel electrophoresis The process in which molecules (such as proteins, DNA, or RNA fragments) can be separated according to size…
- Combined oral contraceptive Commonly called 'the pill,' combined oral contraceptives are the most commonly used form of reversible birth…
- Shinbone The larger of the two bones in the lower leg (the smaller one being the fibula). The shinbone is anatomically…
- Cell cloning The process of producing a group of cells (clones), all genetically identical, from a single ancestral cell.
- Cauda equina A bundle of spinal nerve roots that arise from the bottom end of the spinal cord. The cauda equina comprises…
- Arenavirus One of a family of viruses called Arenaviridae whose members are generally associated with diseases…
- Atrial flutter Well-organized but overly rapid contractions of the atrium of the heart (usually at a rate of 250-350…
- Trichina spiralis Is a parasitic worm that lives in the intestines and causes a serious illness known as trichinosis. The eggs…
- Radiation sickness See: Acute radiation syndrome
- Baseline 1. Information gathered at the beginning of a study from which variations found in the study are measured.2…
- Valve, pulmonary One of the four valves in the heart, the pulmonary valve stands at the opening from the right ventricle in…
- Unresectable Unable to be removed (resected) by surgery. To resect is to remove. At the time of diagnosis of esophageal…