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).
Shock, hypovolemic
Shock due to a decrease in blood volume. This is the #1 cause of shock. It can be due to loss of blood from bleeding, loss of blood plasma through severe burns, and dehydration. The treatment, first and foremost, is prompt intravenous…
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Show more- CT, Ultrafast Electron beam computerized tomography (EBCT), a new (and controversial) noninvasive test for the detection of…
- Macerate To soften tissues after death by soaking and by enzymatic digestion, as occurs with a stillborn. The word…
- Fecalith A hard stony mass of feces. A fecalith can obstruct the appendix, leading to appendicitis. Fecaliths also can…
- Septum, ventricular The wall between the two lower chambers (the right and left ventricles) of the heart
- Immune response Any reaction by the immune system.
- Dermatologist A doctor who specializes in the diagnosis and treatment of skin problems.
- Incus One of the three tiny bones in the middle ear. Sound impulses coming from the eardrum are conveyed from the…
- Osteogenesis imperfecta Brittle bone disease. Osteogenesis imperfecta (OI) is not one but a group of genetic diseases, all of which…
- Encephalomyelitis Inflammation of both the brain and the spinal cord. Encephalomyelitis can be caused by a variety of…
- Fetal fibronectin A protein produced during pregnancy and the basis of a test for preterm delivery. Fetal fibronectin (fFN)…
- 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…
- Index, body mass (BMI) An index that relates body weight to height. The body mass index (BMI) is obtained by dividing a person's…