Today's word was suggested by shivver13 and it's a fun one.
If you practice the art of calligraphy or studied anthropology, you may already know about boustrophedon. Pronounced /ˌbo͞ostrəˈfēdn/, the word is derived from Ancient Greek meaning "ox-turning" and can be used as an adjective or an adverb thusly:
adjective--written from right to left and from left to right in alternate lines. "the number of Attic boustrophedon texts is fairly small"
adverb--from right to left and from left to right in alternate lines. "in some examples the composition of pages is such that they must be read boustrophedon"