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).
Nicotine
Nicotine: An alkaloid (a nitrogen-containing chemical) made by the tobacco plant or produced synthetically. In the plant kingdom, nicotine is not restricted to tobacco but is widespread. The tobacco plant, Nicotiana tabacum, belongs to the…
Read the definitionRandom terms
Show more- Thrush Thrush: Yeast infection of the mouth and throat, characterized by patches of white, caused by the fungus…
- Sociogenomics The identification of the genes that influence social behavior, the understanding of the influence of these…
- Ovarian cancer test CA 125 See: CA 125
- Hepatitis G A virus first identified in 1995 that is genetically related to the hepatitis C virus but which does not…
- PARK8 Familial Parkinson disease type 8
- Intermittent insomnia See Insomnia, intermittent
- Restless legs See: Restless leg syndrome
- Nuchal translucency test A measurement of the size of the translucent space behind the neck of the fetus using ultrasound at between…
- Physician-assisted suicide Suicide: The voluntary termination of one's own life by administration of a lethal substance with the direct…
- Medical physics The science of human health and radiation exposure. Medical physics, also called health physics, is devoted…
- Donor insemination A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- Janiceps Conjoined twins whose heads are fused together, with the faces looking in opposite directions, like the…