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).
STS
Commonly used abbreviation for 'sequence tagged site.' A short (200 to 500 base pair) DNA sequence that occurs but once in the genome and whose location and base sequence are known. STSs are detectable by polymerase chain reaction (PCR)…
Read the definitionRandom terms
Show more- Stevens-Johnson syndrome See: Stewart, Alice.
- Human papilloma virus See: Human papillomavirus
- Angle-closure glaucoma, acute Increased pressure in the front chamber (anterior chamber) of the eye due to sudden (acute) blockage of the…
- DXA Dual X-ray absorptometry. A technique for scanning bone and measuring bone mineral density (BMD). A DXA…
- Gene expression The translation of information encoded in a gene into protein or RNA. Expressed genes include genes that are…
- ENT physician A medical specialist who is concerned with the diagnosis and treatment of disorders of the head and neck…
- Heterozygote A person possessing two different forms of a particular gene, one inherited from each parent. A heterozygote…
- Artificial nose See: Nasal prosthesis
- Chloride The major anion (negatively charged substance) in the blood and extracellular fluid (the body fluid that lies…
- Superbug An informal term for a bacterium that has become resistant to antibiotics usually used to treat it, as…
- Osteochondritis dissecans Osteochondritis dissecans: A condition in which a fragment of bone in a joint is deprived of blood and…
- ALS1 See: Amyotrophic lateral sclerosis 1