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).
Caudal anesthesia
Anesthesia produced by injection of a local anesthetic into the caudal canal, the sacral portion of the spinal canal. Caudal anesthesia is used to provide anesthesia and analgesia (pain relief) below the umbilicus. It may be the sole…
Read the definitionRandom terms
Show more- Syndrome, testicular feminization Now more appropriately called the complete androgen insensitivity syndrome, this is a genetic disorder that…
- Acustimulation Mild electrical stimulation of acupuncture points done to control symptoms such as nausea and vomiting
- Proteins Large molecules composed of one or more chains of amino acids in a specific order determined by the base…
- Colostomy, transverse A colostomy in which the exterior opening (stoma) is located on the upper abdomen
- Ad lib Abbreviation for the Latin 'ad libitum' meaning 'at pleasure' and 'at one's pleasure, as much as one desires…
- Lung, collapsed Failure of full expansion of a once fully expanded lung. Medically called atelectasis. The word comes from…
- Koch's postulates In 1890 the German physician and bacteriologist Robert Koch set out his celebrated criteria for judging…
- Deficiency, protein C Protein C is a protein in plasma that enters into the cascade of biochemical events leading to the formation…
- Positional cloning Cloning a gene based simply on knowing its position in the genome without any idea of the function of that…
- Enterovirus A virus that enters the body through the gastrointestinal tract and thrives there, often moving on to attack…
- HPIV Human parainfluenza virus
- Congenital neutropenia, severe (SCN) Neutropenia, severe (SCN): Children born with this condition lack neutrophils (a type of white blood cell…