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).
Base of tongue
The back third of the tongue. In contrast to the anterior tongue, which is the front two-thirds of the tongue. The distinction between the anterior and base of the tongue reflects the fact that they are of different embryological origin…
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Show more- Noonan syndrome (NS) Noonan syndrome (NS): A multifaceted genetic disorder characterized by a series of birth defects (congenital…
- Vasopressin A relatively small (peptide) molecule that is released by the pituitary gland at the base of the brain after…
- Cortex The outer portion of an organ. The outer portion of the adrenal gland is called the adrenal cortex; the outer…
- Leaded 1. Framed, covered, or weighted with lead. As a leaded window. 2. Added in the form of tetraethyl lead as an…
- Tracheostomy button Tracheostomy button: A 1/2- to 1 1/2-inch-long plastic tube placed in the stoma to keep it open
- Heat stroke Heat stroke: A core body temperature that rises above 104°F (40°C) accompanied by hot, dry skin and central…
- Serotonin A hormone, also called 5-hydroxytryptamine, in the pineal gland, blood platelets, the digestive tract, and…
- Eyes, flashing lights in the There are a number of causes of spontaneous flashing light sensations in the eye. A sensation of flashing…
- Polysomnography Continuous recording of specific physiologic variables during sleep. Polysomnography typically records brain…
- Atorvastatin L ODYvAlign=top bgColor=#cccccc colSpan=2> vAlign=top width='100%' bgColor=#ffffff>Our Atorvastatin Main…
- Pigmentation The coloring of the skin, hair, mucous membranes, and retina of the eye. Pigmentation is due to the…
- Sandfly fever An acute mild viral disease characterized by fever, malaise, eye pain, and headache occurring mainly during…