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).
Molluscum contagiosum
A contagious disease of the skin marked by the occurrence of rounded soft tumors of the skin caused by the growth of a virus (one that belongs to the virus family called the Poxviridae). The disease is characterized by the appearance of a…
Read the definitionRandom terms
Show more- Daw Abbreviation meaning 'dispense as written.' One of a number of hallowed abbreviations of terms that have…
- Frozen shoulder Frozen shoulder: Constant severe limitation of the range of motion of the shoulder due to scarring around the…
- Scrub up To wash the hands and forearms very thoroughly, as before surgery. To scrub up implies the use of a brush…
- Mechanical ventilation Use of a machine called a ventilator or respirator to improve the exchange of air between the lungs and the…
- Caesarian section Also referred to as a C-section. A procedure in which a baby, rather than being born vaginally, is surgically…
- Prenatal radiation exposure The exposure of an unborn baby to radiation. Radiation exposure of the fetus can occur when the mother's…
- Amino acid, branched-chain One of the amino acids that has a branch chain, namely, Leucine, isoleucine, and valine
- Incontinence, urinary Incontinence, urinary: The unintentional loss of urine. Inability to hold urine in the bladder due to loss of…
- Ganglion Ganglion: The celebrated 2nd century Greek physician Galen ((c. 130-201 A.D.) who lived and worked in Rome…
- Radial head subluxation See: Nursemaid's elbow
- Peritonsillar abscess A collection of pus behind the tonsils that pushes one of the tonsils toward the uvula (the prominent soft…
- Epidermis The upper or outer layer of the two main layers of cells that make up the skin. The epidermis is mostly made…