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).
Virus, negative-strand RNA
See: Negative-strand RNA virus
Read the definitionRandom terms
Show more- Spasticity A state of increased tone of a muscle (and an increase in the deep tendon reflexes). For example, with…
- Night sweats Night sweats: Severe hot flashes which occur at night and result in a drenching sweat. Night sweats can have…
- Spina bifida A birth defect (a congenital malformation) in which there is a bony defect in the vertebral column so that…
- Muscle, papillary Small muscles within the heart that anchor the heart valves. The anchor ropes are the chordae tendineae…
- Meningocele (MM) Protrusion of the membranes that cover the spine and part of the spinal cord through a bone defect in the…
- Sella turcica The 'Turkish saddle' in which sits the pituitary gland. The sella is a bony box in the middle of the head. It…
- West Nile encephalitis West Nile encephalitis: A febrile disease caused by the West Nile virus that is transmitted from birds to the…
- Rib >True ribs: The first seven ribs attach to the sternum (the breast bone) in the front and are known as true…
- Nervine A nerve tonic, a medicine that acts therapeutically upon the nerves, particularly in the sense of a sedative…
- CARDIA Study Coronary Artery Risk Development In Young Adults (CARDIA). A study designed to increase understanding of…
- Pap Smear Pap Smear: A screening test for cervical cancer based on the examination under the microscope of cells…
- Xeno- (prefix) Foreign or other. As in: > >Xenoantigen -- An antigen that is found in more than one species. >Xenograft -- A…