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).
Acid deposition
A complex chemical and atmospheric phenomenon that occurs when emissions of sulfur and nitrogen compounds and other substances are transformed by chemical processes in the atmosphere and then deposited on earth in either wet or dry form…
Read the definitionRandom terms
Show more- Androstenedione A pivotal adrenal steroid that is a precursor to testosterone and other androgens. Known popularly as andro…
- Typhus One of a group of acute infections caused by rickettsiae, transmitted by arthropods (lice, fleas, mites), and…
- Hepatic duct A duct that carries bile from the liver into the common bile duct which conveys it to the duodenum (the upper…
- Infant, post-term An overly mature baby that has not been born until well after the usual term pregnancy. A post-term baby is…
- Flaviviridae A family of viruses transmitted by mosquitos and ticks that cause some important diseases, including dengue…
- Aneuploidy One or a few chromosomes above or below the normal chromosome number. For example, three number 21…
- Aromatherapy A form of alternative and complimentary medicine based on the use of very concentrated 'essential' oils from…
- Staph infection Staph infection: A staph infection is an infection with a Staphylococcal bacteria.
- Plexus 1. In medicine, a network or tangle of lymphatic vessels, nerves, or veins. For example, the brachial plexus…
- Sac, dural See: Dural sac
- Hypochondriasm See: Hypochondriasis
- Meibomian cyst A cyst of the little glands called Meibomian glands that are located in the eyelids and make a lubricant they…