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).
First stage of labor
The part of labor when the cervix dilates fully (to 10 centimeters). The first stage of labor is also called the stage of dilatation
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Show more- Excision 1. Surgical removal, as in the excision of a tumor. 2. The removal as if by surgery, as in base excision…
- Artificial insemination by husband (AIH) A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- Elevated hemidiaphragm Elevation of half of the diaphragm, the muscle that separates the chest cavity from the abdomen and that…
- Lysine An amino acid, one of the 20 building blocks of protein. A dietary essential amino acid, lysine is present in…
- Norwalk virus A family of small round viruses that are an important cause of viral gastroenteritis (viral inflammation of…
- Antiretroviral therapy (ART) Treatment that suppresses or stops a retrovirus. One of the retrovirus is the human immunodeficiency virus…
- High altitude Altitude sickness occurs at high altitude. So what is high altitude? Altitude is defined on the following…
- Radiation oncologist A specialist in the use of radiation therapy as a treatment for cancer
- Fat scales See: Bioelectric impedance analysis
- Hematuria Blood in the urine. Hematuria may or may not be accompanied by pain, but it is always abnormal and should be…
- Endodermal Pertaining to the endoderm or to tissues derived from the endoderm
- Fear of feces El waste): An abnormal and persistent fear of feces (bowel waste). Sufferers of this fear experience anxiety…