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).
Ventricular septum
The wall between the two lower chambers (the right and left ventricles) of the heart
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Show more- Mammogram Mammogram: An X-ray of the breast with the breast in a device that compresses and flattens it. There are two…
- Syndrome, Stevens-Johnson A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction)…
- MCI Mild cognitive impairment
- Gastroenterologic disease Any disease of the digestive system. Gastroenterologic disorders include Barrett's esophagus, bile duct…
- Benign prostatic hyperplasia See: Benign prostatic hyperplasia.
- Nose job Slang for plastic surgery on the nose, known medically as a rhinoplasty. This is a facial cosmetic procedure…
- Colitis, mucus A common gastrointestinal disorder involving an abnormal condition of gut contractions (motility)…
- Endovaginal ultrasound This type of imaging test is a special form of ultrasound developed to examine the pelvic organs and is the…
- Shell shock The World War I name for what is known today as post-traumatic stress, this is a psychological disorder that…
- Courier In the drug trade, someone who internally conceals and transports an illicit drug. Also called a body packer…
- Red blood cells The blood cells that carry oxygen. Red cells contain hemoglobin and it is the hemoglobin which permits them…
- MMR Stands for the measles, mumps, rubella vaccine. The MMR vaccine is now given in two dosages. The first should…