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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Hereditary mutation
Mutation: A heritable change in the DNA of a gene or chromosome in a cell destined to become an egg or a sperm or the zygote (the conceptus) at the single-cell stage. When transmitted to a child, an hereditary mutation is incorporated in…
Read the definitionRandom terms
Show more- Arthritis, psoriatic Joint inflammation associated with psoriasis
- Checkpoint The side of the face forming the side wall of the mouth. The cheek bone is part of the temporal bone of the…
- Histology The study of the form of structures seen under the microscope. Also called microscopic anatomy, as opposed to…
- Vesicoenteric Pertaining to both the urinary bladder and intestine or to a communication between them, as in a…
- Snellen's chart The familiar eye chart used to measure how well you see at various distances. Snellen's chart is imprinted…
- CABG Coronary artery bypass graft; and Coronary artery bypass grafting
- DR syndrome See: Okihiro syndrome
- Thalassiosira pseudonana An ocean diatom that is a major participant in the biological pumping of carbon to ocean depths and that has…
- Foot-drop brace See Ankle-foot orthosis
- AID (artificial insemination by donor) A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- Pill splitting See: Tablet splitting
- Neuropathy, hypoglossal See: Hypoglossal neuropathy