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).
Positive clinical trial
A clinical trial that shows that the new treatment has a large beneficial effect and is superior to standard treatment. See: Clinical trials. See also: Inconclusive clinical trial; Negative clinical trial; Non-inferior clinical trial
Read the definitionRandom terms
Show more- Polio vaccine, live See: Polio vaccine, oral
- Hammer The malleus
- Glycine An amino acid, one of the 20 building blocks of protein. A nonessential amino acid, glycine is part of many…
- Oculoplastics Eye plastic and reconstructive surgery., a specialized area of ophthalmology that focuses on the eyelids and…
- Underwater weighing A method for determining the lean body mass. This method weighs a person underwater and then calculates the…
- First and second branchial arch syndrome The olfactory nerve, the nerve that permits the sense of smell. See: Olfactory nerve.
- Allopathy The system of medical practice which treats disease by the use of remedies which produce effects different…
- Sensitivity 1. In psychology, the quality of being sensitive. As, for example, sensitivity training, training in small…
- Acid, trans fatty An unhealthy substance, also known as trans fat, made through the chemical process of hydrogenation of oils…
- Vesiculography The use of special X-ray equipment and a dye to examine the seminal vesicles and related structures…
- Injection snoreplasty To harm, hurt, or wound. The word injure may be in physical or emotional sense. Treadmill machines may injure…
- Range, normal By convention, the normal range for whatever (a particular test, condition, symptom, behavior, etc.) is set…