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).
Data
Facts, statistics, and the like. In medicine and the health sciences, people often speak of 'the data' erroneously in the singular. 'Data' is a plural noun and takes a plural verb, as in 'the data are very convincing.' It comes from the…
Read the definitionRandom terms
Show more- Uterus, prolapsed A uterus that has moved from its normal position in the abdominal cavity, usually into a lower position…
- Ameba Also amoeba. A single-celled (protozoan) organism that constantly changes shape. The word 'ameba' is from the…
- Nervous system, autonomic Part of the nervous system that was once thought to be functionally independent of the brain. The autonomic…
- Impulsivity Inclined to act on impulse rather than thought. People who are overly impulsive, seem unable to curb their…
- DNA sequence, draft Sequence of a DNA with less accuracy than a finished sequence. In a draft sequence, some segments are missing…
- White matter The part of the brain that contains myelinated nerve fibers. The white matter is white because it is the…
- Al-hijamah Arabic term for the practice of cupping. See: Cupping
- Corpora cavernosa Two chambers in the penis which run the length of the organ and are filled with spongy tissue. Blood flows in…
- Macrobiotic diet A diet concept that incorporates Ayurvedic principles of food combining, relies mainly on whole grains and…
- Transplant, renal Replacement of a diseased, damaged, or missing kidney with a donor kidney. Also called a kidney transplant…
- Melanoma, choroidal Malignant melanoma that arises in the eye. See ocular melanoma
- Lamarckism The theory of acquired characteristics put forth by Jean-Baptiste P.A. Lamarck (1744-1829), a French…