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).
Polymerase, DNA
Enzyme that catalyzes (speeds) the polymerization of DNA. DNA polymerase uses preexisting nucleic acid templates and assembles the DNA from deoxyribonucleotides
Read the definitionRandom terms
Show more- Transillumination The passing of a strong beam of light through a part of the body for medical inspection. A method of…
- Circle of Willis An arterial circle at the base of the brain that is of critical importance. The circle of Willis receives all…
- Relaxant Something that relaxes, relieves, reduces tension. For example, a muscle relaxant is often administered…
- Pharyngoesophageal diverticulum See: Zenker diverticulum
- Metagene A pattern of gene expression. Not an actual gene. 'We identified aggregate patterns of gene expression…
- Ubiquitination The 'kiss of death' process for a protein. In ubiquitination, a protein is inactivated by attaching ubiquitin…
- Disease, foot-and-mouth See: Foot-and-mouth disease
- Pallidotomy A surgical operation performed on the globus pallidus to destroy it. The purpose of this operation is to…
- Cervix The cervix is the lower, narrow part of the uterus (womb). The uterus, a hollow, pear-shaped organ, is…
- Turner syndrome Turner syndrome: A chromosome disorder in females that is characterized by the absence of all or part of a…
- Adjacent Lying nearby. Related terms include superjacent, subjacent, and circumjacent. From ad-, near + the Latin…
- Exopeptidase An enzyme that catalyzes the cleavage of the terminal (last) or next-to-last peptide bond from a polypeptide…