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).
Kissing bug
The insect that transmits the parasite Trypanosoma cruzi, which causes Chagas disease (American trypanosomiasis). The bug 'kisses' people, especially babies, on the lips while they are asleep, infecting them with the parasite. The bug…
Read the definitionRandom terms
Show more- Product, gene The RNA or protein that results from the expression of a gene. The amount of gene product is a measure of the…
- Resuscitation The procedure of restoring to life, as in cardiopulmonary resuscitation (CPR)
- Abortifacient A substance that causes pregnancy to end prematurely and causes an abortion
- Bug, reduviid See: Reduviid bug
- Slanted ear An ear that is slanted more than usual. Technically, an ear is slanted when the angle of the slope of the…
- Allograft The transplant of an organ or tissue from one individual to another of the same species with a different…
- Nephrologist A medical specialist in nephrology (the study of the kidney or 'kidney-ology')
- Passive smoking The inhaling of environmental tobacco smoke (ETS) by someone who is not smoking. See: ETS
- Ear piercing The practice of using a needle or needle gun to make holes through the ear lobe or other parts of the ear for…
- Gland, mammary One of the glands within the breast that secrete milk when prompted to do so by special hormones. Mammary…
- Eye, absent Also called anophthalmia, a congenital malformation (birth defect) of the globe. Anophthalmia refers…
- Cardiac stress testing, exercise The exercise cardiac stress testing (ECST) is the most widely used cardiac (heart) screening test. The…