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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
DNA amplification
The production of multiple copies of a sequence of DNA. Repeated copying of a piece of DNA. DNA amplification plays a role in cancer cells. A tumor cell amplifies, or copies, DNA segments as a result of cell signals and sometimes…
Read the definitionRandom terms
Show more- Maternal myasthenia gravis Myasthenia gravis: The presence of myasthenia gravis in a pregnant woman. Myasthenia gravis is an autoimmune…
- Shigella Epidemic and opportunistic bacillary dysentery due to infection with the Shigella bacteria. Shigellosis…
- Genetic transformation A process by which the genetic material carried by an individual cell is altered by the incorporation of…
- Genitalia, female external See: Female external genitalia
- Library, arrayed In genetics, arrayed libraries of DNA clones are used for many purposes, including screening for a specific…
- Reed-Sternberg cell A type of cell that appears in patients with Hodgkin's disease. The number of these cells increases as the…
- Alb- Prefix from the Latin 'albus' meaning 'white.' As in albino and albinism. The term 'albino' was first applied…
- Artificial pacemaker A device that uses electrical impulses to regulate the heart rhythm or to reproduce that rhythm. An internal…
- Aphasia, acquired epileptiform See Landau-Kleffner syndrome
- Tenesmus Straining, especially long-continued, ineffectual and painful straining, at stool or in urination. Straining…
- Male condom The male condom is a sheath placed over the erect penis before penetration, preventing pregnancy by blocking…
- Care, hospice See: Hospice care