Anion: A negatively charged ion. Pronounced an-I-on. An anion is as opposed to a cation, which is a positively charged ion. From Women's Health Resources Pelvic Pain and Abnormal PeriodsBlocked Hair Follicle Treatment7 Tricks to Help Improve Your Memory Featured Centers What Are the Best PsA Treatments for You?Understanding Biologics 10 Things People With Depression Wish You Knew Health Solutions From Our Sponsors
