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).
Ingelfinger rule
The policy of considering a manuscript for publication only if its substance has not been submitted or reported elsewhere. This policy was promulgated in 1969 by Franz J. Ingelfinger, then the editor of The New England Journal of Medicine…
Read the definitionRandom terms
Show more- B cell A type of white blood cell and, specifically, a type of lymphocyte. Many B cells mature into what are called…
- Dilating The widening and opening of the cervix caused by uterine contractions
- Leuk- Prefix meaning white, as in leukemia. Leuk-and leuko-, the form used before a consonant, come from the Greek…
- Medicaid State programs of public assistance to persons regardless of age whose income and resources are insufficient…
- Aleut health See: Artic health
- No show Term used in the US for a patient who missed an appointment. (In the UK, a patient who failed an appointment…
- Drug, tocolytic A medication that can inhibit labor, slow down or halt the contractions of the uterus. Tocolytic agents are…
- Rodenticide A chemical or other agent used to destroy rats or other rodent pests or prevent them from damaging food…
- Band, chromosome One of the transverse bands produced on chromosomes by differential staining techniques. Depending on the…
- Hippocrates Rally credited with turning away from divine notions of medicine and using observation of the body as a basis…
- Gram-negative Gram-negative bacteria lose the crystal violet stain (and take the color of the red counterstain) in Gram's…
- Somatotropin Growth hormone, a polypeptide containing 191 amino acids, produced by the anterior pituitary, the front…