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).
Vitamin B6
A group of closely related chemical compounds with related names -- pyridoxine, pyridoxal and pyridoxamine -- that are transformed within the body to yet another form of vitamin B6, pyridoxal phosphate, that acts as a coenzyme. (A number…
Read the definitionRandom terms
Show more- Mismatch repair A system within the cell for correcting errors in DNA that works by detecting and replacing bases in the DNA…
- Enterostomal therapist A health care specialist trained to help patients care for and adjust to their colostomy.
- CC chemokine receptor 5 See: CCR5
- Inner ear There are three sections of the ear. They are the external ear, the middle ear, and the inner ear. The inner…
- Descending aorta The descending aorta is the part of the aorta, the largest artery in the body, that runs down through the…
- Right-handed The preferential use of the right hand for most fine manual tasks. Approximately 90% of the population is…
- Anoxic Pertaining to anoxia, an absence or near absence of oxygen
- Spitz-Holter valve A pioneering one-way valve created by John Holter to treat hydrocephalus. In 1955 Mr. Holter, , a hydraulics…
- DES Diethylstilbestrol, the earliest synthetic (man-made) form of a hormone in the estrogen class. DES was once…
- Scintigraphy A diagnostic test in which a two-dimensional picture of a body radiation source is obtained through the use…
- FLAP A gene that helps make a leukotriene, a signal that activates the white blood cells involved in inflammation…
- Polydactyly More than the normal number of fingers or toes. From the Greek 'polys' (many) + 'dactylos' (finger) = many…