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).
Lightening
Not to be confused with a discharge of atmospheric electricity, lightening refers to the sensation that a pregnant woman feels when the baby drops. This is the time when the presenting (lowermost) part of the fetus descends into the…
Read the definitionRandom terms
Show more- Neutrophilia More than the normal number of neutrophils, a type of white blood cell (specifically a form of granulocyte)…
- Globe, pale Also called the globus pallidus, this is a pale-appearing spherical area in the brain. Globus is a Latin word…
- Antiemetics El ODYvAlign=top bgColor=#cccccc colSpan=2> vAlign=top width='100%' bgColor=#ffffff>Our Antiemetics Main…
- Gram calorie See: Calorie
- Macewen operation A surgical operation for inguinal hernia designed by Sir William Macewen (1848-1924), a surgeon in Glascow…
- Meningioma A common type of slow growing, usually benign brain tumor that arises from the dura, one of the meninges, the…
- Phonosurgery Surgical procedures that maintain, restore, or enhance the human voice. Phonosurgery includes…
- Paroxysmal atrial tachycardia See: Crocodile tears syndrome.
- Stokes Adams attack Sudden collapse into unconsciousness due to a disorder of heart rhythm in which there is a slow or absent…
- Ascites Abnormal buildup of fluid in the abdomen. Ascites can occur as a result of a number of conditions, including…
- Keratosis, solar Synonymous with actinic keratosis. See: Keratosis, actinic
- Symptomatic treatment Therapy that eases the symptoms without addressing the basic cause of the disease. For example, symptomatic…