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).
Blood
The familiar red fluid in the body that contains white and red blood cells, platelets, proteins, and other elements. The blood is transported throughout the body by the circulatory system. Blood functions in two directions: arterial and…
Read the definitionRandom terms
Show more- Pulmonary artery One of the two vessels which are formed as terminal branches of the pulmonary trunk and convey unaerated…
- Syndrome, incontinentia pigmenti A genetic disease that begins soon after birth with the development of blisters on the trunk and limbs. These…
- Orthopedics The branch of surgery broadly concerned with the skeletal system (bones). Orthopedics is how this field of…
- Speculum, ear An instrument inserted into the auditory canal of the ear to increase the circumference of the tunnel-shaped…
- Immunization, serum hepatitis See Immunization, hepatitis B
- Marx, Gertie F. Distinguished German-born American physician known as the 'mother of obstetric anesthesia.' She almost…
- Engagement This term in obstetrics refers to the sensation that a pregnant woman feels when the baby drops. This is the…
- Medicare Part A The Medicare program that covers inpatient hospital stays. Medicare is the United States government's health…
- Cerebellar ataxia with progressive dementia See: Gerstmann-Straussler-Scheinker syndrome
- Bogorad's syndrome Named after the Russian neuropathologist who described the syndrome of crocodile tears. See: Crocodile tears…
- Nat'l Center for Complementary & Alternative Med. Ne: Abbreviated NCCAM. A part of the National Institutes of Health (NIH), this center 'conducts and supports…
- Elastase An enzyme that digests and degrades a number of proteins including elastin, an elastic substance in the lungs…