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).
Abuse, child
Child abuse is a very complex and dangerous set of problems that include child neglect and the physical, emotional, and sexual abuse of children. Child neglect is the most frequently reported form of child abuse and the most lethal. This…
Read the definitionRandom terms
Show more- Epiretinal membrane A thin membrane that covers the sclera (the white of the eye). "Epi-" is a prefix from the Greek that means…
- Hemolytic Referring to hemolysis, the destruction of red blood cells which leads to the release of hemoglobin from…
- Melasma Pigmentation of the face, most commonly on the malar area (the upper cheek), bridge of nose, forehead, and…
- Anencephaly A neural tube defect (NTD) that occurs when the cephalic (head) end of the neural tube fails to close…
- Midwife, direct-entry See: Direct-entry midwife
- XXY See: Klinefelter syndrome
- Storm surge The onshore rush of sea or lake water caused primarily by the high winds that are associated with a…
- Point mutation A single nucleotide base change in the DNA. A point mutation may consist of the loss of a nucleotide, the…
- Hyperlipidemia High lipid (fat) levels in the blood.
- Astrocytoma A tumor that begins in the brain or spinal cord in small, star-shaped cells called astrocytes. The location…
- Tick typhus Also known as Rocky Mountain spotted fever, an acute febrile (feverish) disease initially recognized in the…
- Vomiting of pregnancy, pernicious Medically known as hyperemesis gravidarum, this is excessive vomiting in early pregnancy. By definition…