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).
Yeast artificial chromosome (YAC)
A vector (carrier) created and used in the laboratory to clone pieces of DNA. A YAC is constructed from the telomeric, centromeric, and replication origin sequences needed for replication in yeast cells. (The telomere is the end of the…
Read the definitionRandom terms
Show more- Rate, neonatal mortality The number of children dying under 28 days of age divided by the number of live births that year. The…
- Ganglia, basal A region located at the base of the brain composed of 4 clusters of neurons, or nerve cells. This area of the…
- FDA The Food and Drug Administration, an agency within the U.S. Public Health Service, which is a part of the…
- Peliosis hepatis A rare condition in which the liver contains multiple, randomly-distributed blood-filled spaces or cavities…
- Coke Street name for cocaine, the most potent stimulant of natural origin, a bitter addictive anesthetic (pain…
- Thoraces Plural of thorax.
- Radiofrequency ablation Radiofrequency ablation: The use of electrodes to generate heat and destroy abnormal tissue. In…
- Shotty Resembling shot or pellets of lead, shotgun pellets and, hence, hard and round. The term 'shotty' was in use…
- Recalls, FDA Recalls: The recall of a defective or possibly harmful product by the US Food & Drug Administration (the…
- Vaccine, Sabin polio See: Polio vaccine, oral
- Gallop rhythm Heart rhythm like the gallop of a horse.
- Test, Denver Developmental Screening The Denver Developmental Screening Test (DDST) is a widely used assessment for examining children 0-6 years…