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.
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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).
Branchial cleft cyst
Also called a branchial cyst, this is a cavity that is a remnant from embryologic development present at birth in one side of the neck just in front of the large angulated muscle on either side (the sternocleidomastoid muscle). The cyst…
Read the definitionRandom terms
Show more- Familial colorectal cancer A label applied to families that contain an unusual aggregation of members with cancer of the colon or rectum…
- RNA editing The process in which messenger RNA (mRNA) is chemically modified ('edited') after it is synthesized (made)…
- Stenosis, aortic Narrowing (stenosis) of the heart valve between the left ventricle of the heart and the aorta. This narrowing…
- Esophageal stricture, acute A narrowing or closure of the normal opening of the swallowing tube leading to the stomach, usually caused by…
- Syndrome, scalded skin See Scalded skin syndrome
- Truncation The act of truncating, cutting short. See: Truncate
- DR syndrome See: Okihiro syndrome
- Ectopic pregnancy Ectopic pregnancy: A pregnancy that is not in the uterus. The fertilized egg settles and grows in any…
- Glass eye 1. A globe of glass that looks like and is intended to replace the eyeball.2. By extension, a real eye that…
- Mumps in pregnancy Mumps vaccination is not recommended during or shortly before pregnancy because it is a live attenuated…
- Parathormone A hormone that is made by the parathyroid gland and that is critical to calcium and phosphorus balance…
- Androgen suppression therapy See: Androgen suppression