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).
Contact healing
Another name for the alternative medicine practice of laying on of hands. See: Laying on of hands. See also: Therapeutic touch
Read the definitionRandom terms
Show more- Objective In a microscope, the objective (also called the objective lens) is the lens nearest to the object being…
- Ants, velvet Ommon in most parts of the world including the Southern and Southwestern U.S., velvet ants are not true ants…
- Pericardium The conical sac of fibrous tissue that surrounds the heart and the roots of the great blood vessels. The…
- Glaucoma, low tension See: Glaucoma, normal tension
- Red Shield Trade name of the insecticide dieldrin. See: Aldrin and dieldrin
- Double-jointed Popular term to describe a joint that is unusually flexible. Medically, the joint is said to be…
- Stroke, silent Small strokes that do not cause any symptoms. Silent strokes still damage brain tissue. The most common…
- Haemophilus influenzae type B This kind of immunization is designed to prevent diseases caused by Haemophilus influenzae type B (HIB), a…
- Conservative mutation A change in a DNA or RNA sequence that leads to the replacement of one amino acid with a biochemically…
- Anisocoria Both pupils are usually of equal size. If they are not, that is termed anisocoria (from 'a-', not + 'iso'…
- Molecule The smallest unit of a substance that can exist alone and retain the character of that substance.
- Dursban An insecticide that has adverse neurological effects. Known alternatively as chlorpyrifos. Dursban causes…