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).
Internal pacemaker
Pacemaker: A device that uses electrical impulses to regulate the heart rhythm or to reproduce that rhythm. An internal pacemaker is one in which the electrodes into the heart, the electronic circuitry and the power supply are implanted…
Read the definitionRandom terms
Show more- Beef tapeworm Taenia saginata, the most common of the big tapeworms that parasitizes people, contracted from infected raw…
- External genitalia, male See: Male external genitalia
- Health, public >The assessment and monitoring of the health of communities and populations at risk to identify health…
- Pacing, diaphragm See: Diaphragm pacing
- Naprelan See: Naproxen
- Code, hospital While there is no formal definition for a 'Code,' doctors often use the term as slang to refer to a patient…
- Chyme A pre-digested, acidified mass of food that passes from the stomach into the small intestine
- Common migraine Migraine without aura. The most frequent type, accounting for about 80-85% of migraine. See: Migraine
- Acustimulation Mild electrical stimulation of acupuncture points done to control symptoms such as nausea and vomiting
- Gestation period The period of development of the young from the time of conception until birth. For humans the full gestation…
- Sign, Macewen A sign to detect hydrocephalus and brain abscess. Percussion (tapping) on the skull at a particular spot…
- Integron A mobile DNA element that can capture and carry genes, particularly those responsible for antibiotic…