When you're talking about the growing Prius family -- plans include 7 passenger Prius V and compact Prius C Concept -- don't say Prius, say Prii. Toyota got public feedback on how to pluralize the famous brand name now that there's going to be one version of it. And coming up with this could help the brand marketing as buzz abounds over the new word.
Results were announced at the Chicago Auto Show, and voting was kicked off January 10th at the Detroit Auto Show. It went so well that Dictionary.com added the new word to its Prius listing. So it is now official.