Cloth diaper terminology is a foreign language. And, if you haven’t done your homework, learning the lingo may seem well, … exactly like a foreign language. Speaking, reading and understanding cloth diaper terms gets easier. It just takes a bit of studying, but with hard work and dedication, you will quickly pick up on cloth diaper vocab. For those of you who want to become fluent in cloth diaper, we have a cheat sheet for you! Below is a list of some of the most popular cloth diaper terms. AIO – All-In-One, a diaper with a waterproof outer and absorbent inner