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).
Helicase
An enzyme that unwinds double-strand DNA into two single DNA strands
Read the definitionRandom terms
Show more- Pachyderma Thick skin, like that of a pachyderm (an elephant, rhinoceros, or hippopotamus). From the Greek pachydermos…
- Reflex, let down The let down reflex of the mother is an involuntary reflex during breastfeeding which causes the milk to flow…
- Psychiatric trauma An experience that is emotionally painful, distressful, or shocking and which may result in lasting mental…
- NHLBI Stands for the National Heart, Lung, and Blood Institute, one of the National Institutes of Health in the…
- Disease, Gaucher type 1 See Gaucher disease, type 1
- Monocyte chemotactic protein-1 See: MPC1
- D-dimer A fragment produced during the degradation of a clot. The D here stands for domain. Dimer indicates two…
- Eruption, bather's An intensely itchy rash due to contact with the tiny thimble jellyfish (Linuche unguiculata). These jellyfish…
- Metabolism The whole range of biochemical processes that occur within us (or any living organism). Metabolism consists…
- Gout, tophaceous A form of chronic gout whereby nodular masses of uric acid crystals (tophi) are deposited in different soft…
- Laser A powerful beam of light that can produce intense heat when focused at close range. Lasers are used in…
- Glans and foreskin, inflammation of the In the uncircumcised male, balanitis (inflammation of the glans, the rounded head of the penis) and posthitis…