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).
Heat rash
Heat rash: Heat rash is an irritation of the skin that results from excessive sweating during hot and humid weather. Heat rash appears as clusters of red pimples or blisters on the skin. It is more likely to occur on the neck and upper…
Read the definitionRandom terms
Show more- Melanin A skin pigment (substance that gives the skin its color). Dark-skinned people have more melanin than light-…
- Sputum The mucus and other matter brought up from the lungs, bronchi, and trachea that one may cough up and spit out…
- Peritoneal dialysis Technique that uses the patient's own body tissues inside of the belly (abdominal cavity) to act as a filter…
- Central venous line A catheter (tube) that is passed through a vein to end up in the thoracic (chest) portion of the vena cava…
- ThinPrep Pap test A modified Pap test technique designed to reduce some of the technical problems inherent in the traditional…
- Malleability, brain See Neuroplasticity
- Pancreatitis Pancreatitis: Inflammation of the pancreas. Of the many diverse causes of pancreatitis, the most common are…
- Hypomanic Affected by hypomania, a condition similar to mania but less severe. Hypomanic episodes may resemble manic…
- Bile duct cancer An uncommon type of cancer that arises from the bile duct, the tube that connects the liver and the…
- Glutamate A form of glutamic acid. See: Glutamic acid
- Hepat- Having to do with the liver. Pronounced hi-'pa-tik. From the Latin hepaticus derived from the Greek hepar…
- Negative-strand RNA virus Also known as an antisense-strand RNA virus, a virus whose genetic information consists of a single strand of…