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).
RNA virus
A virus in which the genetic material is RNA. The RNA may be either double- or single-stranded. There are 6 classes of viruses. The DNA viruses constitute classes I and II. The RNA viruses make up the remaining classes. Class III viruses…
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Show more- Pharmacy benefit manager A company under contract with managed care organizations, self-insured companies, and government programs to…
- Red Shield Trade name of the insecticide dieldrin. See: Aldrin and dieldrin
- Omega-3 fatty acids Omega-3 fatty acids: A class of fatty acids found in fish oils, especially from salmon and other cold-water…
- World Health Organization An agency of the United Nations established in 1948 to further international cooperation in improving health…
- XRT Medical abbreviation for radiotherapy
- Retinol >Beta carotene: An antioxidant which protects cells against oxidation damage that can lead to cancer. Beta…
- Paternal 1. Pertaining to the father as, for example, a paternal age effect.2. Related through the father as, for…
- Heart-lung machine A machine that does the work both of the heart (pump blood) and the lungs (oxygenate the blood). Used, for…
- Hong Kong influenza See: Hong Kong flu
- Morphology 1. Literally, the study of form. The study of structure. 2. The form itself, as of an organ or part of the…
- Unstable diabetes A type of diabetes when a person's blood glucose (sugar) level often swings quickly from high to low and from…
- Skin calipers A simple method for determining the lean body mass. This method involves measuring the skinfold thickness of…