MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Specificity
1. The quality of being specific as, for example, she showed the use of specificity in her diagnosis. 2. The proportion of persons without a disease who are correctly identified by a test. The specificity is the number of true negative…
Read the definitionRandom terms
Show more- Cervical intraepithelial neoplasia A general term for the growth of abnormal cells on the surface of the cervix. Numbers from 1 to 3 may be used…
- Isolate A group in which mating is always between members of the group. For example, the Amish.
- Nails, white spots on the Very small semi-circular white spots on the nails. These spots may be found on the fingernails and…
- Stickler syndrome, type II See: Stickler syndrome
- Oliver Wendell Holmes, Sr. See: Holmes, Oliver Wendell, Sr.
- Radiation sickness See: Acute radiation syndrome
- Quaque die (on prescription) Seen on a prescription, qd (or, written with periods, q.d.) means one a day (from the Latin quaque die). The…
- Meniere disease Meniere disease: A condition with recurrent vertigo accompanied by ringing in the ears (tinnitus) and…
- Atherosclerotic aneurysm The most common type of aneurysm, affecting the abdominal portion of the aorta and other large arteries…
- Trait, dominant lethal A genetic trait that, if present in the genome of the individual, is expressed and therefore precludes the…
- Contiguous gene syndrome A disorder due to deletion of multiple gene loci that are adjacent to one another. Contiguous gene syndromes…
- Oophoritis Inflammation of the ovary or egg sac.