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).
Connexin
A subunit of connexon, a protein that forms a gap junction, a channel that permits ions and small molecules to move between adjacent cells. The connexins are important to intercellular communication. Historically, gap junctions were first…
Read the definitionRandom terms
Show more- Hyposmia A reduced ability to smell and to detect odors. Some people have anosmia and can detect no odors
- Erythroplakia A reddened patch with a velvety surface found in the mouth
- ALA 1. Alpha-linolenic acid 2.Aminolevulinic acid, a naturally occurring chemical in the body that is converted…
- Library of Medicine, National (NLM) The world's largest medical library, the U.S. National Library of Medicine (NLM) is part of the National…
- Aortic valve, bicuspid Whereas the normal aortic valve in the heart has three flaps (cusps) that open and close, a bicuspid valve…
- Disease, bipolar See: Bipolar disorder
- Hearing aid An instrument to help in hearing. There are four common styles of hearing aids. From largest to smallest…
- Witkop syndrome A genetic disorder characterized by the absence of several teeth at birth and abnormalities of the nails. The…
- Pelvic exam An examination of the organs of the female reproductive system. In a pelvic exam, a speculum (an instrument…
- Orthopox The family of viruses to which belongs vaccinia, the virus that causes smallpox. Other members of the…
- Acute kidney failure See: Acute renal failure
- Diuresis The increased formation of urine by the kidney. See diuretic for more detail