Categories Jokes Cation Post author By chemistryjokes Post date January 13, 2016 No Comments on Cation Cation Pronunciation: [kat-ahy-uh n, -on] -noun, Chemistry 1. An ion with a paws-itive charge. 2. The cutest ion ever. See also What Do You Call A Tooth In A Glass Of Water? ← Propane Looks Like A Puppy → I Think All The Good Chemistry Jokes Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.