The term 'KID-LIT PACHYDERM' is a crossword solution that can be filled in with the word 'BABAR'. Babar is a fictional character created by Jean de Brunhoff in 1931. He is an elephant who is the protagonist of a series of French children's books. The books follow Babar's journey from the jungle to the city, where he becomes King of the Elephants and educates himself and his family on the proper ways of the world. Babar has become a beloved character in children's literature, and his stories have been adapted into films, television shows, and other media.