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).
Examination, digital rectal (DRE)
An exam done to detect abnormalities that can be felt (palpated) from within the rectum. The doctor inserts a lubricated, gloved finger into the rectum and feels for anything that is not normal. The digital rectal exam is an important…
Read the definitionRandom terms
Show more- Histone A protein around which DNA coils to form chromatin. Without this protein material, DNA could not organize…
- Orbital fracture A break in one of the bones that make up the orbit. Since the orbit is the seat of the globe (the eye), an…
- Femara Brand name for letrozole, an oral antiestrogen. Femara inhibits the enzyme aromatase in the adrenal glands…
- Shin bone fever Fever: Called shin bone fever because it characteristically causes fever and pain in the legs, this disease…
- Nat'l Inst. of Child Health and Human Dev.(NICHD) Nt (NICHD): One of the US National Institutes of Health, NICHD is in a sense the NIH for kids in that it is…
- Mouth, trench See: Trench mouth
- Spermatogonial stem cell See: Sperm stem cell
- Arrhythmias, ventricular Abnormal rapid heart rhythms (arrhythmias) that originate in the lower chambers of the heart (the…
- Special pathogen A highly infectious agent that produces severe disease in humans. Special pathogens include the viruses that…
- Fever, trench Fever, trench: A disease borne by body lice that was first recognized in the trenches of World War I, when it…
- Genome, yeast See: Yeast genome
- ALOX5AP Arachidonate 5-lipoxygenase-activating protein. See: FLAP