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).
Chest
The area of the body located between the neck and the abdomen. The chest contains the lungs, the heart and part of the aorta. The walls of the chest are supported by the dorsal vertebrae, the ribs, and the sternum. The chest is also called…
Read the definitionRandom terms
Show more- Eye The organ of sight. The eye has a number of components. These components include but are not limited to the…
- Occult Hidden. Occult blood is hidden from the eye but is nonetheless present and can be detected by chemical tests…
- Internal cardiac defibrillator A device put within the body that is designed to recognize certain types of abnormal heart rhythms…
- Cecal Pertaining to the cecum (also spelled caecum), the first portion of the large bowel, situated in the lower…
- Enophthalmos Sunken eyeball.
- Negative, false A result that appears negative but fails to reveal a situation. An example of a false negative: a particular…
- Hydroxyapatite crystal disease Hydroxyapatite crystal disease:The inflammation caused by hydroxyapatite crystals has been referred to as…
- Mutation, null A mutation (a change) in a gene that leads to its not being transcribed into RNA and/or translated into a…
- Motor neuron A neuron that sends electrical output signals to muscle neurons. Also called a motoneuron
- Extracranial hematoma A hematoma (a collection of blood) outside the cranium (skull)
- Congenital malformation A physical defect present in a baby at birth, irrespective of whether the defect is caused by a genetic…
- Absence of the breast A rare condition wherein the normal growth of the breast or nipple never takes place. They are congenitally…