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).
Seat belt
A belt used to hold an individual in their seat. Motor vehicle accidents are the leading cause of death for teenagers in the United States. Over 70% of those killed were not wearing seat belts. Seat belts can help reduce death and injury…
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Show more- Cholesterol guidelines The guidelines on cholesterol for adults. A 2004 update to the National Cholesterol Education Program's…
- Local treatment Treatment that affects the tumor and the area close to it.
- Syphilis test (FTA-ABS) The fluorescent treponemal antibody absorbed (FTA-ABS) test for syphilis is a blood serum screening test…
- Natural pacemaker The natural pacemaker of the heart is the sinus node, one of the major elements in the cardiac conduction…
- Pesticide A chemical used to control, repel, or destroy pests of any sort. There are scores of different types of…
- Respiratory system The organs that are involved in breathing. These include the nose, throat, larynx, trachea, bronchi, and lungs
- Human neutrophil peptide See: Defensin
- Diabetes, unstable A term used when a diabetic person's blood glucose (sugar) level often swings quickly and widely from high to…
- Tap, joint (aspiration) A procedure whereby a sterile needle and syringe are used to drain joint fluid from the joint. This is…
- Olfactory disorder A loss in the ability to smell or a change in the way odors are perceived. Reduction of the sense of smell is…
- Cataplexy A debilitating medical condition in which a person suddenly feels weak and collapses at moments of strong…
- HIB This immunization is designed to prevent diseases caused by Haemophilus influenzae type B (HIB), a bacteria…