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).
Vertical transmission
Passage of a disease-causing agent (a pathogen) vertically from mother directly to baby during the perinatal period, the period immediately before and after birth. The perinatal period is defined in diverse ways. Depending on the…
Read the definitionRandom terms
Show more- Cyclopia A congenital abnormality (birth defect) in which there is only one eye. That eye is centrally placed in the…
- AKA (above the knee amputation) In general usage, this would be read to mean 'also known as.' For example, William Jefferson (aka 'Bill')…
- Peyronie disease A syndrome of craniosynostosis (premature fusion of the cranial sutures) due to mutation in FGFR (fibroblast…
- Anthophobia An abnormal and persistent fear of flowers. Sufferers experience anxiety even though they realize they face…
- Small intestine The part of the digestive tract that extends from the stomach to the large intestine
- National Coalition for Cancer Survivorship A survivor-led advocacy group that works on behalf of the millions of cancer survivors and the millions more…
- Sentinel node biopsy See: Sentinel lymph node biopsy
- Spider fear See: Arachnophobia
- Babinski response An important neurologic examination based upon what the big toe does when the sole of the foot is stroked. If…
- National Institute of Nursing Research One of the National Institutes of Health, NINR's mission is to 'sponsor research that focuses on the clinical…
- RDA Abbreviation for the Recommended Dietary Allowance. Or, popularly, the Recommended Daily Allowance
- Hyperhidrosis, axillary See: Axillary hyperhidrosis