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).
Trisomy 13 syndrome
Condition with three rather than the normal two chromosomes #13. Children born with this syndrome have multiple malformations and mental retardation due to the extra chromosome #13. The congenital malformations (birth defects) commonly…
Read the definitionRandom terms
Show more- Unresectable Unable to be removed (resected) by surgery. To resect is to remove. At the time of diagnosis of esophageal…
- Phenylalanine An essential amino acid. (The human body cannot make it so it is essential to the diet.) Phenylalanine that…
- MSAFP (maternal serum alpha-fetoprotein) The presence of AFP, a plasma protein normally produced by the fetus, in the mother's blood. The MSAFP serves…
- Intertrigo A superficial skin disorder involving any area of the body where opposing skin surfaces may touch and rub…
- Telomerase An enzyme concerned with the formation, maintenance, and renovation of telomeres, the ends of chromosomes…
- Sleep, REM Sleep, REM: REM sleep is the portion of sleep when there are rapid eye movements (REMs). Dreams occur during…
- Intractable Unstoppable. For example, intractable diarrhea or intractable pain.
- Accommodation In medicine, the ability of the eye to change its focus from distant to near objects (and vice versa). This…
- Eczema, allergic contact Also called allergic contact dermatitis, this is a red, itchy, weepy reaction where the skin has come into…
- Flu vaccine Flu vaccine: The flu vaccination (influenza) is recommended for persons at high risk for serious…
- FET1 See: ETM1
- Jackson-Pratt drain See: JP drain